Home / 157,668,284.65-216,001,939.05-151,773,435.13

Finding the Fourth Proportional to 157,668,284.65, 216,001,939.05 and 151,773,435.13

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Solution

The fourth proportional to 157,668,284.65, 216,001,939.05 and 151,773,435.13 is: 207,926,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,668,284.65 : 216,001,939.05 = 151,773,435.13 : x
  2. Step 2: Convert to fraction form
    157,668,284.65/216,001,939.05 = 151,773,435.13/x
  3. Step 3: Cross multiply
    157,668,284.65x = 216,001,939.05 × 151,773,435.13
  4. Step 4: Simplify right side
    157,668,284.65x = 32,783,356,284,359,388
  5. Step 5: Solve for x
    x = 32,783,356,284,359,388/157,668,284.65
  6. Step 6: Final answer
    x = 207,926,130.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.