Home / 161,668,053.10-242,502,079.65-149,196,904.30

Finding the Fourth Proportional to 161,668,053.10, 242,502,079.65 and 149,196,904.30

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Solution

The fourth proportional to 161,668,053.10, 242,502,079.65 and 149,196,904.30 is: 223,795,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,668,053.10 : 242,502,079.65 = 149,196,904.30 : x
  2. Step 2: Convert to fraction form
    161,668,053.10/242,502,079.65 = 149,196,904.30/x
  3. Step 3: Cross multiply
    161,668,053.10x = 242,502,079.65 × 149,196,904.30
  4. Step 4: Simplify right side
    161,668,053.10x = 36,180,559,570,092,032
  5. Step 5: Solve for x
    x = 36,180,559,570,092,032/161,668,053.10
  6. Step 6: Final answer
    x = 223,795,356.45

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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.