Home / 86,562,053.60-130,032,037.20-61,052,885.60

Finding the Fourth Proportional to 86,562,053.60, 130,032,037.20 and 61,052,885.60

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Solution

The fourth proportional to 86,562,053.60, 130,032,037.20 and 61,052,885.60 is: 91,712,601.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,562,053.60 : 130,032,037.20 = 61,052,885.60 : x
  2. Step 2: Convert to fraction form
    86,562,053.60/130,032,037.20 = 61,052,885.60/x
  3. Step 3: Cross multiply
    86,562,053.60x = 130,032,037.20 × 61,052,885.60
  4. Step 4: Simplify right side
    86,562,053.60x = 7,938,831,091,506,545
  5. Step 5: Solve for x
    x = 7,938,831,091,506,545/86,562,053.60
  6. Step 6: Final answer
    x = 91,712,601.09

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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.