Home / 740,487,931,409.52-1,021,791,640,512.20-415,260,295,646.04

Finding the Fourth Proportional to 740,487,931,409.52, 1,021,791,640,512.20 and 415,260,295,646.04

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Solution

The fourth proportional to 740,487,931,409.52, 1,021,791,640,512.20 and 415,260,295,646.04 is: 573,013,388,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,487,931,409.52 : 1,021,791,640,512.20 = 415,260,295,646.04 : x
  2. Step 2: Convert to fraction form
    740,487,931,409.52/1,021,791,640,512.20 = 415,260,295,646.04/x
  3. Step 3: Cross multiply
    740,487,931,409.52x = 1,021,791,640,512.20 × 415,260,295,646.04
  4. Step 4: Simplify right side
    740,487,931,409.52x = 424,309,498,727,748,337,664,000
  5. Step 5: Solve for x
    x = 424,309,498,727,748,337,664,000/740,487,931,409.52
  6. Step 6: Final answer
    x = 573,013,388,510.03

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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.