Home / 1,499,905,061.80-2,248,066,002.30-772,519,359.40

Finding the Fourth Proportional to 1,499,905,061.80, 2,248,066,002.30 and 772,519,359.40

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Solution

The fourth proportional to 1,499,905,061.80, 2,248,066,002.30 and 772,519,359.40 is: 1,157,856,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,905,061.80 : 2,248,066,002.30 = 772,519,359.40 : x
  2. Step 2: Convert to fraction form
    1,499,905,061.80/2,248,066,002.30 = 772,519,359.40/x
  3. Step 3: Cross multiply
    1,499,905,061.80x = 2,248,066,002.30 × 772,519,359.40
  4. Step 4: Simplify right side
    1,499,905,061.80x = 1,736,674,507,985,714,944
  5. Step 5: Solve for x
    x = 1,736,674,507,985,714,944/1,499,905,061.80
  6. Step 6: Final answer
    x = 1,157,856,288.52

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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.