Home / 590,516,807.20-885,775,210.80-547,518,637.60

Finding the Fourth Proportional to 590,516,807.20, 885,775,210.80 and 547,518,637.60

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Solution

The fourth proportional to 590,516,807.20, 885,775,210.80 and 547,518,637.60 is: 821,277,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,516,807.20 : 885,775,210.80 = 547,518,637.60 : x
  2. Step 2: Convert to fraction form
    590,516,807.20/885,775,210.80 = 547,518,637.60/x
  3. Step 3: Cross multiply
    590,516,807.20x = 885,775,210.80 × 547,518,637.60
  4. Step 4: Simplify right side
    590,516,807.20x = 484,978,436,637,068,800
  5. Step 5: Solve for x
    x = 484,978,436,637,068,800/590,516,807.20
  6. Step 6: Final answer
    x = 821,277,956.40

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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.