Home / 985,282,387.19-1,359,693,296.29-533,160,356.83

Finding the Fourth Proportional to 985,282,387.19, 1,359,693,296.29 and 533,160,356.83

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Solution

The fourth proportional to 985,282,387.19, 1,359,693,296.29 and 533,160,356.83 is: 735,763,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,282,387.19 : 1,359,693,296.29 = 533,160,356.83 : x
  2. Step 2: Convert to fraction form
    985,282,387.19/1,359,693,296.29 = 533,160,356.83/x
  3. Step 3: Cross multiply
    985,282,387.19x = 1,359,693,296.29 × 533,160,356.83
  4. Step 4: Simplify right side
    985,282,387.19x = 724,934,563,026,575,872
  5. Step 5: Solve for x
    x = 724,934,563,026,575,872/985,282,387.19
  6. Step 6: Final answer
    x = 735,763,241.54

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Double scale
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1.5x scale

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.