Home / 94,512,007.80-141,768,011.70-90,480,929.40

Finding the Fourth Proportional to 94,512,007.80, 141,768,011.70 and 90,480,929.40

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Solution

The fourth proportional to 94,512,007.80, 141,768,011.70 and 90,480,929.40 is: 135,721,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,512,007.80 : 141,768,011.70 = 90,480,929.40 : x
  2. Step 2: Convert to fraction form
    94,512,007.80/141,768,011.70 = 90,480,929.40/x
  3. Step 3: Cross multiply
    94,512,007.80x = 141,768,011.70 × 90,480,929.40
  4. Step 4: Simplify right side
    94,512,007.80x = 12,827,301,457,806,074
  5. Step 5: Solve for x
    x = 12,827,301,457,806,074/94,512,007.80
  6. Step 6: Final answer
    x = 135,721,394.10

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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.