Home / 302,845,761.40-453,223,547.70-181,764,110.20

Finding the Fourth Proportional to 302,845,761.40, 453,223,547.70 and 181,764,110.20

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Solution

The fourth proportional to 302,845,761.40, 453,223,547.70 and 181,764,110.20 is: 272,018,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,845,761.40 : 453,223,547.70 = 181,764,110.20 : x
  2. Step 2: Convert to fraction form
    302,845,761.40/453,223,547.70 = 181,764,110.20/x
  3. Step 3: Cross multiply
    302,845,761.40x = 453,223,547.70 × 181,764,110.20
  4. Step 4: Simplify right side
    302,845,761.40x = 82,379,774,869,377,744
  5. Step 5: Solve for x
    x = 82,379,774,869,377,744/302,845,761.40
  6. Step 6: Final answer
    x = 272,018,913.15

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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.