Home / 92,600,678.71-127,779,729.40-53,455,066.80

Finding the Fourth Proportional to 92,600,678.71, 127,779,729.40 and 53,455,066.80

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Solution

The fourth proportional to 92,600,678.71, 127,779,729.40 and 53,455,066.80 is: 73,762,677.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,600,678.71 : 127,779,729.40 = 53,455,066.80 : x
  2. Step 2: Convert to fraction form
    92,600,678.71/127,779,729.40 = 53,455,066.80/x
  3. Step 3: Cross multiply
    92,600,678.71x = 127,779,729.40 × 53,455,066.80
  4. Step 4: Simplify right side
    92,600,678.71x = 6,830,473,970,200,360
  5. Step 5: Solve for x
    x = 6,830,473,970,200,360/92,600,678.71
  6. Step 6: Final answer
    x = 73,762,677.18

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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.