Home / 1,159,655,124.83-1,600,310,620.15-631,010,002.70

Finding the Fourth Proportional to 1,159,655,124.83, 1,600,310,620.15 and 631,010,002.70

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Solution

The fourth proportional to 1,159,655,124.83, 1,600,310,620.15 and 631,010,002.70 is: 870,786,483.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,655,124.83 : 1,600,310,620.15 = 631,010,002.70 : x
  2. Step 2: Convert to fraction form
    1,159,655,124.83/1,600,310,620.15 = 631,010,002.70/x
  3. Step 3: Cross multiply
    1,159,655,124.83x = 1,600,310,620.15 × 631,010,002.70
  4. Step 4: Simplify right side
    1,159,655,124.83x = 1,009,812,008,744,113,408
  5. Step 5: Solve for x
    x = 1,009,812,008,744,113,408/1,159,655,124.83
  6. Step 6: Final answer
    x = 870,786,483.95

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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.