Home / 261,520,095.76-360,897,699.76-144,045,426.01

Finding the Fourth Proportional to 261,520,095.76, 360,897,699.76 and 144,045,426.01

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Solution

The fourth proportional to 261,520,095.76, 360,897,699.76 and 144,045,426.01 is: 198,782,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,520,095.76 : 360,897,699.76 = 144,045,426.01 : x
  2. Step 2: Convert to fraction form
    261,520,095.76/360,897,699.76 = 144,045,426.01/x
  3. Step 3: Cross multiply
    261,520,095.76x = 360,897,699.76 × 144,045,426.01
  4. Step 4: Simplify right side
    261,520,095.76x = 51,985,662,909,503,104
  5. Step 5: Solve for x
    x = 51,985,662,909,503,104/261,520,095.76
  6. Step 6: Final answer
    x = 198,782,670.06

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1.5x scale

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.