Home / 1,225,152,918.94-1,837,813,119.04-351,687,120.16

Finding the Fourth Proportional to 1,225,152,918.94, 1,837,813,119.04 and 351,687,120.16

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Solution

The fourth proportional to 1,225,152,918.94, 1,837,813,119.04 and 351,687,120.16 is: 527,554,718.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,152,918.94 : 1,837,813,119.04 = 351,687,120.16 : x
  2. Step 2: Convert to fraction form
    1,225,152,918.94/1,837,813,119.04 = 351,687,120.16/x
  3. Step 3: Cross multiply
    1,225,152,918.94x = 1,837,813,119.04 × 351,687,120.16
  4. Step 4: Simplify right side
    1,225,152,918.94x = 646,335,203,227,444,864
  5. Step 5: Solve for x
    x = 646,335,203,227,444,864/1,225,152,918.94
  6. Step 6: Final answer
    x = 527,554,718.46

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Double scale
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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.