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Finding the Fourth Proportional to 125,210,974,710.90, 187,816,462,066.35 and 125,210,974,710.90

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Solution

The fourth proportional to 125,210,974,710.90, 187,816,462,066.35 and 125,210,974,710.90 is: 187,816,462,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,210,974,710.90 : 187,816,462,066.35 = 125,210,974,710.90 : x
  2. Step 2: Convert to fraction form
    125,210,974,710.90/187,816,462,066.35 = 125,210,974,710.90/x
  3. Step 3: Cross multiply
    125,210,974,710.90x = 187,816,462,066.35 × 125,210,974,710.90
  4. Step 4: Simplify right side
    125,210,974,710.90x = 23,516,682,282,080,457,981,952
  5. Step 5: Solve for x
    x = 23,516,682,282,080,457,981,952/125,210,974,710.90
  6. Step 6: Final answer
    x = 187,816,462,066.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.