Home / 124,428,082.40-186,586,136.40-47,725,618.40

Finding the Fourth Proportional to 124,428,082.40, 186,586,136.40 and 47,725,618.40

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Solution

The fourth proportional to 124,428,082.40, 186,586,136.40 and 47,725,618.40 is: 71,566,953.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428,082.40 : 186,586,136.40 = 47,725,618.40 : x
  2. Step 2: Convert to fraction form
    124,428,082.40/186,586,136.40 = 47,725,618.40/x
  3. Step 3: Cross multiply
    124,428,082.40x = 186,586,136.40 × 47,725,618.40
  4. Step 4: Simplify right side
    124,428,082.40x = 8,904,938,744,556,750
  5. Step 5: Solve for x
    x = 8,904,938,744,556,750/124,428,082.40
  6. Step 6: Final answer
    x = 71,566,953.16

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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.