Home / 1,781,248,561.60-2,671,872,842.40-1,053,862,859.20

Finding the Fourth Proportional to 1,781,248,561.60, 2,671,872,842.40 and 1,053,862,859.20

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Solution

The fourth proportional to 1,781,248,561.60, 2,671,872,842.40 and 1,053,862,859.20 is: 1,580,794,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,248,561.60 : 2,671,872,842.40 = 1,053,862,859.20 : x
  2. Step 2: Convert to fraction form
    1,781,248,561.60/2,671,872,842.40 = 1,053,862,859.20/x
  3. Step 3: Cross multiply
    1,781,248,561.60x = 2,671,872,842.40 × 1,053,862,859.20
  4. Step 4: Simplify right side
    1,781,248,561.60x = 2,815,787,553,110,495,232
  5. Step 5: Solve for x
    x = 2,815,787,553,110,495,232/1,781,248,561.60
  6. Step 6: Final answer
    x = 1,580,794,288.80

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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.