Home / 238,838,068,401.60-358,307,417,686.32-77,476,875,694.80

Finding the Fourth Proportional to 238,838,068,401.60, 358,307,417,686.32 and 77,476,875,694.80

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Solution

The fourth proportional to 238,838,068,401.60, 358,307,417,686.32 and 77,476,875,694.80 is: 116,231,635,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,838,068,401.60 : 358,307,417,686.32 = 77,476,875,694.80 : x
  2. Step 2: Convert to fraction form
    238,838,068,401.60/358,307,417,686.32 = 77,476,875,694.80/x
  3. Step 3: Cross multiply
    238,838,068,401.60x = 358,307,417,686.32 × 77,476,875,694.80
  4. Step 4: Simplify right side
    238,838,068,401.60x = 27,760,539,260,607,799,492,608
  5. Step 5: Solve for x
    x = 27,760,539,260,607,799,492,608/238,838,068,401.60
  6. Step 6: Final answer
    x = 116,231,635,293.29

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1.5x scale

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.