Home / 279,913,553,258.94-386,280,453,904.65-158,003,948,182.14

Finding the Fourth Proportional to 279,913,553,258.94, 386,280,453,904.65 and 158,003,948,182.14

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Solution

The fourth proportional to 279,913,553,258.94, 386,280,453,904.65 and 158,003,948,182.14 is: 218,045,307,602.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,913,553,258.94 : 386,280,453,904.65 = 158,003,948,182.14 : x
  2. Step 2: Convert to fraction form
    279,913,553,258.94/386,280,453,904.65 = 158,003,948,182.14/x
  3. Step 3: Cross multiply
    279,913,553,258.94x = 386,280,453,904.65 × 158,003,948,182.14
  4. Step 4: Simplify right side
    279,913,553,258.94x = 61,033,836,822,523,847,639,040
  5. Step 5: Solve for x
    x = 61,033,836,822,523,847,639,040/279,913,553,258.94
  6. Step 6: Final answer
    x = 218,045,307,602.75

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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.