Home / 176,136,681.49-243,054,445.11-101,802,056.65

Finding the Fourth Proportional to 176,136,681.49, 243,054,445.11 and 101,802,056.65

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Solution

The fourth proportional to 176,136,681.49, 243,054,445.11 and 101,802,056.65 is: 140,478,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,136,681.49 : 243,054,445.11 = 101,802,056.65 : x
  2. Step 2: Convert to fraction form
    176,136,681.49/243,054,445.11 = 101,802,056.65/x
  3. Step 3: Cross multiply
    176,136,681.49x = 243,054,445.11 × 101,802,056.65
  4. Step 4: Simplify right side
    176,136,681.49x = 24,743,442,390,122,540
  5. Step 5: Solve for x
    x = 24,743,442,390,122,540/176,136,681.49
  6. Step 6: Final answer
    x = 140,478,645.22

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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.