Home / 119,616,279.04-165,070,531.52-64,612,136

Finding the Fourth Proportional to 119,616,279.04, 165,070,531.52 and 64,612,136

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Solution

The fourth proportional to 119,616,279.04, 165,070,531.52 and 64,612,136 is: 89,164,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,616,279.04 : 165,070,531.52 = 64,612,136 : x
  2. Step 2: Convert to fraction form
    119,616,279.04/165,070,531.52 = 64,612,136/x
  3. Step 3: Cross multiply
    119,616,279.04x = 165,070,531.52 × 64,612,136
  4. Step 4: Simplify right side
    119,616,279.04x = 10,665,559,632,162,528
  5. Step 5: Solve for x
    x = 10,665,559,632,162,528/119,616,279.04
  6. Step 6: Final answer
    x = 89,164,783.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.