Home / 1,012,696,606.60-1,519,044,909.90-971,881,937.80

Finding the Fourth Proportional to 1,012,696,606.60, 1,519,044,909.90 and 971,881,937.80

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Solution

The fourth proportional to 1,012,696,606.60, 1,519,044,909.90 and 971,881,937.80 is: 1,457,822,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,696,606.60 : 1,519,044,909.90 = 971,881,937.80 : x
  2. Step 2: Convert to fraction form
    1,012,696,606.60/1,519,044,909.90 = 971,881,937.80/x
  3. Step 3: Cross multiply
    1,012,696,606.60x = 1,519,044,909.90 × 971,881,937.80
  4. Step 4: Simplify right side
    1,012,696,606.60x = 1,476,332,310,638,838,528
  5. Step 5: Solve for x
    x = 1,476,332,310,638,838,528/1,012,696,606.60
  6. Step 6: Final answer
    x = 1,457,822,906.70

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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.