Home / 948,609,702.24-1,309,122,298.12-525,223,371.53

Finding the Fourth Proportional to 948,609,702.24, 1,309,122,298.12 and 525,223,371.53

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Solution

The fourth proportional to 948,609,702.24, 1,309,122,298.12 and 525,223,371.53 is: 724,830,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,609,702.24 : 1,309,122,298.12 = 525,223,371.53 : x
  2. Step 2: Convert to fraction form
    948,609,702.24/1,309,122,298.12 = 525,223,371.53/x
  3. Step 3: Cross multiply
    948,609,702.24x = 1,309,122,298.12 × 525,223,371.53
  4. Step 4: Simplify right side
    948,609,702.24x = 687,581,627,162,166,272
  5. Step 5: Solve for x
    x = 687,581,627,162,166,272/948,609,702.24
  6. Step 6: Final answer
    x = 724,830,903.10

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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.