Home / 1,361,452,953.91-1,878,755,474.16-758,592,428.35

Finding the Fourth Proportional to 1,361,452,953.91, 1,878,755,474.16 and 758,592,428.35

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Solution

The fourth proportional to 1,361,452,953.91, 1,878,755,474.16 and 758,592,428.35 is: 1,046,829,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,452,953.91 : 1,878,755,474.16 = 758,592,428.35 : x
  2. Step 2: Convert to fraction form
    1,361,452,953.91/1,878,755,474.16 = 758,592,428.35/x
  3. Step 3: Cross multiply
    1,361,452,953.91x = 1,878,755,474.16 × 758,592,428.35
  4. Step 4: Simplify right side
    1,361,452,953.91x = 1,425,209,677,418,890,240
  5. Step 5: Solve for x
    x = 1,425,209,677,418,890,240/1,361,452,953.91
  6. Step 6: Final answer
    x = 1,046,829,913.09

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1.5x scale

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.