Home / 545,139,942.98-817,811,479.02-176,642,034.08

Finding the Fourth Proportional to 545,139,942.98, 817,811,479.02 and 176,642,034.08

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Solution

The fourth proportional to 545,139,942.98, 817,811,479.02 and 176,642,034.08 is: 264,995,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,139,942.98 : 817,811,479.02 = 176,642,034.08 : x
  2. Step 2: Convert to fraction form
    545,139,942.98/817,811,479.02 = 176,642,034.08/x
  3. Step 3: Cross multiply
    545,139,942.98x = 817,811,479.02 × 176,642,034.08
  4. Step 4: Simplify right side
    545,139,942.98x = 144,459,883,148,066,048
  5. Step 5: Solve for x
    x = 144,459,883,148,066,048/545,139,942.98
  6. Step 6: Final answer
    x = 264,995,961.14

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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.