Home / 44,293,547.20-66,440,320.80-28,988,046.40

Finding the Fourth Proportional to 44,293,547.20, 66,440,320.80 and 28,988,046.40

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Solution

The fourth proportional to 44,293,547.20, 66,440,320.80 and 28,988,046.40 is: 43,482,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,293,547.20 : 66,440,320.80 = 28,988,046.40 : x
  2. Step 2: Convert to fraction form
    44,293,547.20/66,440,320.80 = 28,988,046.40/x
  3. Step 3: Cross multiply
    44,293,547.20x = 66,440,320.80 × 28,988,046.40
  4. Step 4: Simplify right side
    44,293,547.20x = 1,925,975,102,181,285
  5. Step 5: Solve for x
    x = 1,925,975,102,181,285/44,293,547.20
  6. Step 6: Final answer
    x = 43,482,069.60

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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.