Home / 243,955,357,812.25-336,666,559,430.85-135,573,023,212.27

Finding the Fourth Proportional to 243,955,357,812.25, 336,666,559,430.85 and 135,573,023,212.27

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Solution

The fourth proportional to 243,955,357,812.25, 336,666,559,430.85 and 135,573,023,212.27 is: 187,095,309,919.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,955,357,812.25 : 336,666,559,430.85 = 135,573,023,212.27 : x
  2. Step 2: Convert to fraction form
    243,955,357,812.25/336,666,559,430.85 = 135,573,023,212.27/x
  3. Step 3: Cross multiply
    243,955,357,812.25x = 336,666,559,430.85 × 135,573,023,212.27
  4. Step 4: Simplify right side
    243,955,357,812.25x = 45,642,903,276,513,700,872,192
  5. Step 5: Solve for x
    x = 45,642,903,276,513,700,872,192/243,955,357,812.25
  6. Step 6: Final answer
    x = 187,095,309,919.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.