Home / 216,506,444.48-298,489,846.56-172,000,089.92

Finding the Fourth Proportional to 216,506,444.48, 298,489,846.56 and 172,000,089.92

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Solution

The fourth proportional to 216,506,444.48, 298,489,846.56 and 172,000,089.92 is: 237,130,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,506,444.48 : 298,489,846.56 = 172,000,089.92 : x
  2. Step 2: Convert to fraction form
    216,506,444.48/298,489,846.56 = 172,000,089.92/x
  3. Step 3: Cross multiply
    216,506,444.48x = 298,489,846.56 × 172,000,089.92
  4. Step 4: Simplify right side
    216,506,444.48x = 51,340,280,448,527,000
  5. Step 5: Solve for x
    x = 51,340,280,448,527,000/216,506,444.48
  6. Step 6: Final answer
    x = 237,130,495.45

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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.