Home / 967,712,853.70-1,451,569,280.55-867,943,663.30

Finding the Fourth Proportional to 967,712,853.70, 1,451,569,280.55 and 867,943,663.30

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Solution

The fourth proportional to 967,712,853.70, 1,451,569,280.55 and 867,943,663.30 is: 1,301,915,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,712,853.70 : 1,451,569,280.55 = 867,943,663.30 : x
  2. Step 2: Convert to fraction form
    967,712,853.70/1,451,569,280.55 = 867,943,663.30/x
  3. Step 3: Cross multiply
    967,712,853.70x = 1,451,569,280.55 × 867,943,663.30
  4. Step 4: Simplify right side
    967,712,853.70x = 1,259,880,358,894,312,448
  5. Step 5: Solve for x
    x = 1,259,880,358,894,312,448/967,712,853.70
  6. Step 6: Final answer
    x = 1,301,915,494.95

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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.