Home / 162,779,009.40-244,168,514.10-140,860,020.60

Finding the Fourth Proportional to 162,779,009.40, 244,168,514.10 and 140,860,020.60

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Solution

The fourth proportional to 162,779,009.40, 244,168,514.10 and 140,860,020.60 is: 211,290,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,779,009.40 : 244,168,514.10 = 140,860,020.60 : x
  2. Step 2: Convert to fraction form
    162,779,009.40/244,168,514.10 = 140,860,020.60/x
  3. Step 3: Cross multiply
    162,779,009.40x = 244,168,514.10 × 140,860,020.60
  4. Step 4: Simplify right side
    162,779,009.40x = 34,393,581,925,997,388
  5. Step 5: Solve for x
    x = 34,393,581,925,997,388/162,779,009.40
  6. Step 6: Final answer
    x = 211,290,030.90

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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.