Home / 100,963,397.10-151,460,754.01-42,671,320.52

Finding the Fourth Proportional to 100,963,397.10, 151,460,754.01 and 42,671,320.52

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Solution

The fourth proportional to 100,963,397.10, 151,460,754.01 and 42,671,320.52 is: 64,013,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,963,397.10 : 151,460,754.01 = 42,671,320.52 : x
  2. Step 2: Convert to fraction form
    100,963,397.10/151,460,754.01 = 42,671,320.52/x
  3. Step 3: Cross multiply
    100,963,397.10x = 151,460,754.01 × 42,671,320.52
  4. Step 4: Simplify right side
    100,963,397.10x = 6,463,030,380,561,585
  5. Step 5: Solve for x
    x = 6,463,030,380,561,585/100,963,397.10
  6. Step 6: Final answer
    x = 64,013,598.65

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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.