Home / 132,931,547.94-199,426,966.71-40,824,581.43

Finding the Fourth Proportional to 132,931,547.94, 199,426,966.71 and 40,824,581.43

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Solution

The fourth proportional to 132,931,547.94, 199,426,966.71 and 40,824,581.43 is: 61,245,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,931,547.94 : 199,426,966.71 = 40,824,581.43 : x
  2. Step 2: Convert to fraction form
    132,931,547.94/199,426,966.71 = 40,824,581.43/x
  3. Step 3: Cross multiply
    132,931,547.94x = 199,426,966.71 × 40,824,581.43
  4. Step 4: Simplify right side
    132,931,547.94x = 8,141,522,441,790,294
  5. Step 5: Solve for x
    x = 8,141,522,441,790,294/132,931,547.94
  6. Step 6: Final answer
    x = 61,245,976.35

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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.