Home / 356,636,055.57-535,081,510.27-216,860,891.56

Finding the Fourth Proportional to 356,636,055.57, 535,081,510.27 and 216,860,891.56

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Solution

The fourth proportional to 356,636,055.57, 535,081,510.27 and 216,860,891.56 is: 325,368,822.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,636,055.57 : 535,081,510.27 = 216,860,891.56 : x
  2. Step 2: Convert to fraction form
    356,636,055.57/535,081,510.27 = 216,860,891.56/x
  3. Step 3: Cross multiply
    356,636,055.57x = 535,081,510.27 × 216,860,891.56
  4. Step 4: Simplify right side
    356,636,055.57x = 116,038,253,373,354,704
  5. Step 5: Solve for x
    x = 116,038,253,373,354,704/356,636,055.57
  6. Step 6: Final answer
    x = 325,368,822.26

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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.