Home / 1,156,660,470.40-1,736,334,398.40-697,117,532.80

Finding the Fourth Proportional to 1,156,660,470.40, 1,736,334,398.40 and 697,117,532.80

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Solution

The fourth proportional to 1,156,660,470.40, 1,736,334,398.40 and 697,117,532.80 is: 1,046,486,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,660,470.40 : 1,736,334,398.40 = 697,117,532.80 : x
  2. Step 2: Convert to fraction form
    1,156,660,470.40/1,736,334,398.40 = 697,117,532.80/x
  3. Step 3: Cross multiply
    1,156,660,470.40x = 1,736,334,398.40 × 697,117,532.80
  4. Step 4: Simplify right side
    1,156,660,470.40x = 1,210,429,151,928,380,160
  5. Step 5: Solve for x
    x = 1,210,429,151,928,380,160/1,156,660,470.40
  6. Step 6: Final answer
    x = 1,046,486,140.84

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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.