Home / 824,418,017.60-1,236,627,026.40-579,051,707.90

Finding the Fourth Proportional to 824,418,017.60, 1,236,627,026.40 and 579,051,707.90

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Solution

The fourth proportional to 824,418,017.60, 1,236,627,026.40 and 579,051,707.90 is: 868,577,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,418,017.60 : 1,236,627,026.40 = 579,051,707.90 : x
  2. Step 2: Convert to fraction form
    824,418,017.60/1,236,627,026.40 = 579,051,707.90/x
  3. Step 3: Cross multiply
    824,418,017.60x = 1,236,627,026.40 × 579,051,707.90
  4. Step 4: Simplify right side
    824,418,017.60x = 716,070,991,672,218,368
  5. Step 5: Solve for x
    x = 716,070,991,672,218,368/824,418,017.60
  6. Step 6: Final answer
    x = 868,577,561.85

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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.