Home / 1,010,997,091.20-1,516,495,636.80-896,205,835.20

Finding the Fourth Proportional to 1,010,997,091.20, 1,516,495,636.80 and 896,205,835.20

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Solution

The fourth proportional to 1,010,997,091.20, 1,516,495,636.80 and 896,205,835.20 is: 1,344,308,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,997,091.20 : 1,516,495,636.80 = 896,205,835.20 : x
  2. Step 2: Convert to fraction form
    1,010,997,091.20/1,516,495,636.80 = 896,205,835.20/x
  3. Step 3: Cross multiply
    1,010,997,091.20x = 1,516,495,636.80 × 896,205,835.20
  4. Step 4: Simplify right side
    1,010,997,091.20x = 1,359,092,238,755,499,776
  5. Step 5: Solve for x
    x = 1,359,092,238,755,499,776/1,010,997,091.20
  6. Step 6: Final answer
    x = 1,344,308,752.80

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Double scale
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1.5x scale

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.