Home / 1,207,233,153.60-1,810,849,730.40-1,054,178,145.60

Finding the Fourth Proportional to 1,207,233,153.60, 1,810,849,730.40 and 1,054,178,145.60

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Solution

The fourth proportional to 1,207,233,153.60, 1,810,849,730.40 and 1,054,178,145.60 is: 1,581,267,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,233,153.60 : 1,810,849,730.40 = 1,054,178,145.60 : x
  2. Step 2: Convert to fraction form
    1,207,233,153.60/1,810,849,730.40 = 1,054,178,145.60/x
  3. Step 3: Cross multiply
    1,207,233,153.60x = 1,810,849,730.40 × 1,054,178,145.60
  4. Step 4: Simplify right side
    1,207,233,153.60x = 1,908,958,210,753,331,968
  5. Step 5: Solve for x
    x = 1,908,958,210,753,331,968/1,207,233,153.60
  6. Step 6: Final answer
    x = 1,581,267,218.40

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Double scale
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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.