Home / 907,983,822.40-1,361,975,733.60-688,445,545.30

Finding the Fourth Proportional to 907,983,822.40, 1,361,975,733.60 and 688,445,545.30

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Solution

The fourth proportional to 907,983,822.40, 1,361,975,733.60 and 688,445,545.30 is: 1,032,668,317.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,983,822.40 : 1,361,975,733.60 = 688,445,545.30 : x
  2. Step 2: Convert to fraction form
    907,983,822.40/1,361,975,733.60 = 688,445,545.30/x
  3. Step 3: Cross multiply
    907,983,822.40x = 1,361,975,733.60 × 688,445,545.30
  4. Step 4: Simplify right side
    907,983,822.40x = 937,646,126,603,619,456
  5. Step 5: Solve for x
    x = 937,646,126,603,619,456/907,983,822.40
  6. Step 6: Final answer
    x = 1,032,668,317.95

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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.