Home / 161,867,009.10-242,800,513.65-144,860,897.10

Finding the Fourth Proportional to 161,867,009.10, 242,800,513.65 and 144,860,897.10

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Solution

The fourth proportional to 161,867,009.10, 242,800,513.65 and 144,860,897.10 is: 217,291,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,867,009.10 : 242,800,513.65 = 144,860,897.10 : x
  2. Step 2: Convert to fraction form
    161,867,009.10/242,800,513.65 = 144,860,897.10/x
  3. Step 3: Cross multiply
    161,867,009.10x = 242,800,513.65 × 144,860,897.10
  4. Step 4: Simplify right side
    161,867,009.10x = 35,172,300,223,679,796
  5. Step 5: Solve for x
    x = 35,172,300,223,679,796/161,867,009.10
  6. Step 6: Final answer
    x = 217,291,345.65

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1.5x scale

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.