Home / 66,917,853.60-100,152,831.60-46,762,461.60

Finding the Fourth Proportional to 66,917,853.60, 100,152,831.60 and 46,762,461.60

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Solution

The fourth proportional to 66,917,853.60, 100,152,831.60 and 46,762,461.60 is: 69,987,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,917,853.60 : 100,152,831.60 = 46,762,461.60 : x
  2. Step 2: Convert to fraction form
    66,917,853.60/100,152,831.60 = 46,762,461.60/x
  3. Step 3: Cross multiply
    66,917,853.60x = 100,152,831.60 × 46,762,461.60
  4. Step 4: Simplify right side
    66,917,853.60x = 4,683,392,941,826,266
  5. Step 5: Solve for x
    x = 4,683,392,941,826,266/66,917,853.60
  6. Step 6: Final answer
    x = 69,987,196.09

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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.