Home / 208,658,979,952.54-313,006,499,334.90-57,565,281,312.51

Finding the Fourth Proportional to 208,658,979,952.54, 313,006,499,334.90 and 57,565,281,312.51

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Solution

The fourth proportional to 208,658,979,952.54, 313,006,499,334.90 and 57,565,281,312.51 is: 86,352,895,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,658,979,952.54 : 313,006,499,334.90 = 57,565,281,312.51 : x
  2. Step 2: Convert to fraction form
    208,658,979,952.54/313,006,499,334.90 = 57,565,281,312.51/x
  3. Step 3: Cross multiply
    208,658,979,952.54x = 313,006,499,334.90 × 57,565,281,312.51
  4. Step 4: Simplify right side
    208,658,979,952.54x = 18,018,307,186,857,493,921,792
  5. Step 5: Solve for x
    x = 18,018,307,186,857,493,921,792/208,658,979,952.54
  6. Step 6: Final answer
    x = 86,352,895,959.50

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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.