Home / 387,094,985.60-580,045,281.60-335,736,060.80

Finding the Fourth Proportional to 387,094,985.60, 580,045,281.60 and 335,736,060.80

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Solution

The fourth proportional to 387,094,985.60, 580,045,281.60 and 335,736,060.80 is: 503,086,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,094,985.60 : 580,045,281.60 = 335,736,060.80 : x
  2. Step 2: Convert to fraction form
    387,094,985.60/580,045,281.60 = 335,736,060.80/x
  3. Step 3: Cross multiply
    387,094,985.60x = 580,045,281.60 × 335,736,060.80
  4. Step 4: Simplify right side
    387,094,985.60x = 194,742,117,930,010,752
  5. Step 5: Solve for x
    x = 194,742,117,930,010,752/387,094,985.60
  6. Step 6: Final answer
    x = 503,086,129.18

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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.