Home / 90,085,547.59-124,317,124.01-50,392,561.93

Finding the Fourth Proportional to 90,085,547.59, 124,317,124.01 and 50,392,561.93

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Solution

The fourth proportional to 90,085,547.59, 124,317,124.01 and 50,392,561.93 is: 69,541,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,085,547.59 : 124,317,124.01 = 50,392,561.93 : x
  2. Step 2: Convert to fraction form
    90,085,547.59/124,317,124.01 = 50,392,561.93/x
  3. Step 3: Cross multiply
    90,085,547.59x = 124,317,124.01 × 50,392,561.93
  4. Step 4: Simplify right side
    90,085,547.59x = 6,264,658,370,259,632
  5. Step 5: Solve for x
    x = 6,264,658,370,259,632/90,085,547.59
  6. Step 6: Final answer
    x = 69,541,214.30

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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.