Home / 1,600,988,309.22-2,209,243,237.50-974,387,483.76

Finding the Fourth Proportional to 1,600,988,309.22, 2,209,243,237.50 and 974,387,483.76

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Solution

The fourth proportional to 1,600,988,309.22, 2,209,243,237.50 and 974,387,483.76 is: 1,344,581,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,988,309.22 : 2,209,243,237.50 = 974,387,483.76 : x
  2. Step 2: Convert to fraction form
    1,600,988,309.22/2,209,243,237.50 = 974,387,483.76/x
  3. Step 3: Cross multiply
    1,600,988,309.22x = 2,209,243,237.50 × 974,387,483.76
  4. Step 4: Simplify right side
    1,600,988,309.22x = 2,152,658,959,196,549,120
  5. Step 5: Solve for x
    x = 2,152,658,959,196,549,120/1,600,988,309.22
  6. Step 6: Final answer
    x = 1,344,581,310.68

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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.