Home / 82,547,528.40-123,789,799.80-25,020,680.40

Finding the Fourth Proportional to 82,547,528.40, 123,789,799.80 and 25,020,680.40

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Solution

The fourth proportional to 82,547,528.40, 123,789,799.80 and 25,020,680.40 is: 37,521,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,547,528.40 : 123,789,799.80 = 25,020,680.40 : x
  2. Step 2: Convert to fraction form
    82,547,528.40/123,789,799.80 = 25,020,680.40/x
  3. Step 3: Cross multiply
    82,547,528.40x = 123,789,799.80 × 25,020,680.40
  4. Step 4: Simplify right side
    82,547,528.40x = 3,097,305,017,575,783.50
  5. Step 5: Solve for x
    x = 3,097,305,017,575,783.50/82,547,528.40
  6. Step 6: Final answer
    x = 37,521,474.93

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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.