Home / 1,010,997,087.20-1,516,495,630.80-896,205,831.20

Finding the Fourth Proportional to 1,010,997,087.20, 1,516,495,630.80 and 896,205,831.20

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Solution

The fourth proportional to 1,010,997,087.20, 1,516,495,630.80 and 896,205,831.20 is: 1,344,308,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,997,087.20 : 1,516,495,630.80 = 896,205,831.20 : x
  2. Step 2: Convert to fraction form
    1,010,997,087.20/1,516,495,630.80 = 896,205,831.20/x
  3. Step 3: Cross multiply
    1,010,997,087.20x = 1,516,495,630.80 × 896,205,831.20
  4. Step 4: Simplify right side
    1,010,997,087.20x = 1,359,092,227,312,282,368
  5. Step 5: Solve for x
    x = 1,359,092,227,312,282,368/1,010,997,087.20
  6. Step 6: Final answer
    x = 1,344,308,746.80

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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.