Home / 287,301,835.12-431,013,277.53-93,198,094.24

Finding the Fourth Proportional to 287,301,835.12, 431,013,277.53 and 93,198,094.24

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Solution

The fourth proportional to 287,301,835.12, 431,013,277.53 and 93,198,094.24 is: 139,816,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,301,835.12 : 431,013,277.53 = 93,198,094.24 : x
  2. Step 2: Convert to fraction form
    287,301,835.12/431,013,277.53 = 93,198,094.24/x
  3. Step 3: Cross multiply
    287,301,835.12x = 431,013,277.53 × 93,198,094.24
  4. Step 4: Simplify right side
    287,301,835.12x = 40,169,616,057,932,208
  5. Step 5: Solve for x
    x = 40,169,616,057,932,208/287,301,835.12
  6. Step 6: Final answer
    x = 139,816,775.07

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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.