Home / 1,156,648,868.84-1,596,177,363.30-635,161,140.20

Finding the Fourth Proportional to 1,156,648,868.84, 1,596,177,363.30 and 635,161,140.20

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Solution

The fourth proportional to 1,156,648,868.84, 1,596,177,363.30 and 635,161,140.20 is: 876,523,430.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,648,868.84 : 1,596,177,363.30 = 635,161,140.20 : x
  2. Step 2: Convert to fraction form
    1,156,648,868.84/1,596,177,363.30 = 635,161,140.20/x
  3. Step 3: Cross multiply
    1,156,648,868.84x = 1,596,177,363.30 × 635,161,140.20
  4. Step 4: Simplify right side
    1,156,648,868.84x = 1,013,829,834,035,057,664
  5. Step 5: Solve for x
    x = 1,013,829,834,035,057,664/1,156,648,868.84
  6. Step 6: Final answer
    x = 876,523,430.18

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Double scale
Find fourth proportional to 1,156,648,869.84, 1,596,177,364.68 and 635,161,141.20
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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.