Home / 1,570,752,001.30-2,356,128,001.95-535,268,737.30

Finding the Fourth Proportional to 1,570,752,001.30, 2,356,128,001.95 and 535,268,737.30

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Solution

The fourth proportional to 1,570,752,001.30, 2,356,128,001.95 and 535,268,737.30 is: 802,903,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,752,001.30 : 2,356,128,001.95 = 535,268,737.30 : x
  2. Step 2: Convert to fraction form
    1,570,752,001.30/2,356,128,001.95 = 535,268,737.30/x
  3. Step 3: Cross multiply
    1,570,752,001.30x = 2,356,128,001.95 × 535,268,737.30
  4. Step 4: Simplify right side
    1,570,752,001.30x = 1,261,161,660,520,948,480
  5. Step 5: Solve for x
    x = 1,261,161,660,520,948,480/1,570,752,001.30
  6. Step 6: Final answer
    x = 802,903,105.95

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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.