Home / 88,358,793,075.54-121,935,506,832.29-49,778,175,874.68

Finding the Fourth Proportional to 88,358,793,075.54, 121,935,506,832.29 and 49,778,175,874.68

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Solution

The fourth proportional to 88,358,793,075.54, 121,935,506,832.29 and 49,778,175,874.68 is: 68,694,092,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358,793,075.54 : 121,935,506,832.29 = 49,778,175,874.68 : x
  2. Step 2: Convert to fraction form
    88,358,793,075.54/121,935,506,832.29 = 49,778,175,874.68/x
  3. Step 3: Cross multiply
    88,358,793,075.54x = 121,935,506,832.29 × 49,778,175,874.68
  4. Step 4: Simplify right side
    88,358,793,075.54x = 6,069,727,104,465,976,164,352
  5. Step 5: Solve for x
    x = 6,069,727,104,465,976,164,352/88,358,793,075.54
  6. Step 6: Final answer
    x = 68,694,092,497.13

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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.