Home / 1,020,237,622,219.50-1,407,919,551,545.40-557,264,956,007.29

Finding the Fourth Proportional to 1,020,237,622,219.50, 1,407,919,551,545.40 and 557,264,956,007.29

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Solution

The fourth proportional to 1,020,237,622,219.50, 1,407,919,551,545.40 and 557,264,956,007.29 is: 769,021,069,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,237,622,219.50 : 1,407,919,551,545.40 = 557,264,956,007.29 : x
  2. Step 2: Convert to fraction form
    1,020,237,622,219.50/1,407,919,551,545.40 = 557,264,956,007.29/x
  3. Step 3: Cross multiply
    1,020,237,622,219.50x = 1,407,919,551,545.40 × 557,264,956,007.29
  4. Step 4: Simplify right side
    1,020,237,622,219.50x = 784,584,226,953,750,816,751,616
  5. Step 5: Solve for x
    x = 784,584,226,953,750,816,751,616/1,020,237,622,219.50
  6. Step 6: Final answer
    x = 769,021,069,078.90

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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.