Home / 122,363,643.60-183,758,041.80-64,968,015.60

Finding the Fourth Proportional to 122,363,643.60, 183,758,041.80 and 64,968,015.60

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Solution

The fourth proportional to 122,363,643.60, 183,758,041.80 and 64,968,015.60 is: 97,564,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,363,643.60 : 183,758,041.80 = 64,968,015.60 : x
  2. Step 2: Convert to fraction form
    122,363,643.60/183,758,041.80 = 64,968,015.60/x
  3. Step 3: Cross multiply
    122,363,643.60x = 183,758,041.80 × 64,968,015.60
  4. Step 4: Simplify right side
    122,363,643.60x = 11,938,395,326,287,854
  5. Step 5: Solve for x
    x = 11,938,395,326,287,854/122,363,643.60
  6. Step 6: Final answer
    x = 97,564,889.17

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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.