Home / 520,185,465.54-717,161,498.91-413,249,602.59

Finding the Fourth Proportional to 520,185,465.54, 717,161,498.91 and 413,249,602.59

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Solution

The fourth proportional to 520,185,465.54, 717,161,498.91 and 413,249,602.59 is: 569,732,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,185,465.54 : 717,161,498.91 = 413,249,602.59 : x
  2. Step 2: Convert to fraction form
    520,185,465.54/717,161,498.91 = 413,249,602.59/x
  3. Step 3: Cross multiply
    520,185,465.54x = 717,161,498.91 × 413,249,602.59
  4. Step 4: Simplify right side
    520,185,465.54x = 296,366,704,417,406,208
  5. Step 5: Solve for x
    x = 296,366,704,417,406,208/520,185,465.54
  6. Step 6: Final answer
    x = 569,732,766.58

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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.