Home / 1,314,197,232,600.90-1,813,602,829,500.50-728,256,865,679.28

Finding the Fourth Proportional to 1,314,197,232,600.90, 1,813,602,829,500.50 and 728,256,865,679.28

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Solution

The fourth proportional to 1,314,197,232,600.90, 1,813,602,829,500.50 and 728,256,865,679.28 is: 1,005,000,375,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,197,232,600.90 : 1,813,602,829,500.50 = 728,256,865,679.28 : x
  2. Step 2: Convert to fraction form
    1,314,197,232,600.90/1,813,602,829,500.50 = 728,256,865,679.28/x
  3. Step 3: Cross multiply
    1,314,197,232,600.90x = 1,813,602,829,500.50 × 728,256,865,679.28
  4. Step 4: Simplify right side
    1,314,197,232,600.90x = 1,320,768,712,199,107,753,541,632
  5. Step 5: Solve for x
    x = 1,320,768,712,199,107,753,541,632/1,314,197,232,600.90
  6. Step 6: Final answer
    x = 1,005,000,375,465.11

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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.