Home / 56,165,721.80-84,248,582.70-47,095,795.40

Finding the Fourth Proportional to 56,165,721.80, 84,248,582.70 and 47,095,795.40

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Solution

The fourth proportional to 56,165,721.80, 84,248,582.70 and 47,095,795.40 is: 70,643,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,721.80 : 84,248,582.70 = 47,095,795.40 : x
  2. Step 2: Convert to fraction form
    56,165,721.80/84,248,582.70 = 47,095,795.40/x
  3. Step 3: Cross multiply
    56,165,721.80x = 84,248,582.70 × 47,095,795.40
  4. Step 4: Simplify right side
    56,165,721.80x = 3,967,754,013,579,179.50
  5. Step 5: Solve for x
    x = 3,967,754,013,579,179.50/56,165,721.80
  6. Step 6: Final answer
    x = 70,643,693.10

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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.