Home / 558,819,322.88-771,187,115.51-307,939,875.50

Finding the Fourth Proportional to 558,819,322.88, 771,187,115.51 and 307,939,875.50

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Solution

The fourth proportional to 558,819,322.88, 771,187,115.51 and 307,939,875.50 is: 424,966,093.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,819,322.88 : 771,187,115.51 = 307,939,875.50 : x
  2. Step 2: Convert to fraction form
    558,819,322.88/771,187,115.51 = 307,939,875.50/x
  3. Step 3: Cross multiply
    558,819,322.88x = 771,187,115.51 × 307,939,875.50
  4. Step 4: Simplify right side
    558,819,322.88x = 237,479,264,337,584,032
  5. Step 5: Solve for x
    x = 237,479,264,337,584,032/558,819,322.88
  6. Step 6: Final answer
    x = 424,966,093.00

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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.