Home / 90,327,323,818.28-135,506,421,763.20-37,239,336,348.40

Finding the Fourth Proportional to 90,327,323,818.28, 135,506,421,763.20 and 37,239,336,348.40

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Solution

The fourth proportional to 90,327,323,818.28, 135,506,421,763.20 and 37,239,336,348.40 is: 55,865,368,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,327,323,818.28 : 135,506,421,763.20 = 37,239,336,348.40 : x
  2. Step 2: Convert to fraction form
    90,327,323,818.28/135,506,421,763.20 = 37,239,336,348.40/x
  3. Step 3: Cross multiply
    90,327,323,818.28x = 135,506,421,763.20 × 37,239,336,348.40
  4. Step 4: Simplify right side
    90,327,323,818.28x = 5,046,169,217,407,954,976,768
  5. Step 5: Solve for x
    x = 5,046,169,217,407,954,976,768/90,327,323,818.28
  6. Step 6: Final answer
    x = 55,865,368,352.55

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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.