Home / 740,487,931,404.50-1,021,791,640,505.30-415,260,295,641.04

Finding the Fourth Proportional to 740,487,931,404.50, 1,021,791,640,505.30 and 415,260,295,641.04

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Solution

The fourth proportional to 740,487,931,404.50, 1,021,791,640,505.30 and 415,260,295,641.04 is: 573,013,388,503.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,487,931,404.50 : 1,021,791,640,505.30 = 415,260,295,641.04 : x
  2. Step 2: Convert to fraction form
    740,487,931,404.50/1,021,791,640,505.30 = 415,260,295,641.04/x
  3. Step 3: Cross multiply
    740,487,931,404.50x = 1,021,791,640,505.30 × 415,260,295,641.04
  4. Step 4: Simplify right side
    740,487,931,404.50x = 424,309,498,719,774,126,899,200
  5. Step 5: Solve for x
    x = 424,309,498,719,774,126,899,200/740,487,931,404.50
  6. Step 6: Final answer
    x = 573,013,388,503.14

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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.