Home / 64,516,986.40-96,775,479.60-43,017,901.60

Finding the Fourth Proportional to 64,516,986.40, 96,775,479.60 and 43,017,901.60

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Solution

The fourth proportional to 64,516,986.40, 96,775,479.60 and 43,017,901.60 is: 64,526,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,986.40 : 96,775,479.60 = 43,017,901.60 : x
  2. Step 2: Convert to fraction form
    64,516,986.40/96,775,479.60 = 43,017,901.60/x
  3. Step 3: Cross multiply
    64,516,986.40x = 96,775,479.60 × 43,017,901.60
  4. Step 4: Simplify right side
    64,516,986.40x = 4,163,078,058,725,607
  5. Step 5: Solve for x
    x = 4,163,078,058,725,607/64,516,986.40
  6. Step 6: Final answer
    x = 64,526,852.40

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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.