Home / 475,126,782.31-655,700,657.73-266,349,988.63

Finding the Fourth Proportional to 475,126,782.31, 655,700,657.73 and 266,349,988.63

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Solution

The fourth proportional to 475,126,782.31, 655,700,657.73 and 266,349,988.63 is: 367,577,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,126,782.31 : 655,700,657.73 = 266,349,988.63 : x
  2. Step 2: Convert to fraction form
    475,126,782.31/655,700,657.73 = 266,349,988.63/x
  3. Step 3: Cross multiply
    475,126,782.31x = 655,700,657.73 × 266,349,988.63
  4. Step 4: Simplify right side
    475,126,782.31x = 174,645,862,731,069,024
  5. Step 5: Solve for x
    x = 174,645,862,731,069,024/475,126,782.31
  6. Step 6: Final answer
    x = 367,577,390.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.