Home / 126,963,366,368.46-175,209,474,188.25-69,870,676,864.95

Finding the Fourth Proportional to 126,963,366,368.46, 175,209,474,188.25 and 69,870,676,864.95

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Solution

The fourth proportional to 126,963,366,368.46, 175,209,474,188.25 and 69,870,676,864.95 is: 96,421,549,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,963,366,368.46 : 175,209,474,188.25 = 69,870,676,864.95 : x
  2. Step 2: Convert to fraction form
    126,963,366,368.46/175,209,474,188.25 = 69,870,676,864.95/x
  3. Step 3: Cross multiply
    126,963,366,368.46x = 175,209,474,188.25 × 69,870,676,864.95
  4. Step 4: Simplify right side
    126,963,366,368.46x = 12,242,004,554,685,012,246,528
  5. Step 5: Solve for x
    x = 12,242,004,554,685,012,246,528/126,963,366,368.46
  6. Step 6: Final answer
    x = 96,421,549,812.70

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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.