Home / 1,154,870,418-1,731,613,813.40-367,583,981.20

Finding the Fourth Proportional to 1,154,870,418, 1,731,613,813.40 and 367,583,981.20

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Solution

The fourth proportional to 1,154,870,418, 1,731,613,813.40 and 367,583,981.20 is: 551,155,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,870,418 : 1,731,613,813.40 = 367,583,981.20 : x
  2. Step 2: Convert to fraction form
    1,154,870,418/1,731,613,813.40 = 367,583,981.20/x
  3. Step 3: Cross multiply
    1,154,870,418x = 1,731,613,813.40 × 367,583,981.20
  4. Step 4: Simplify right side
    1,154,870,418x = 636,513,499,430,485,888
  5. Step 5: Solve for x
    x = 636,513,499,430,485,888/1,154,870,418
  6. Step 6: Final answer
    x = 551,155,774.28

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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.