Home / 108,597,762.40-162,896,643.60-57,579,426.40

Finding the Fourth Proportional to 108,597,762.40, 162,896,643.60 and 57,579,426.40

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Solution

The fourth proportional to 108,597,762.40, 162,896,643.60 and 57,579,426.40 is: 86,369,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,597,762.40 : 162,896,643.60 = 57,579,426.40 : x
  2. Step 2: Convert to fraction form
    108,597,762.40/162,896,643.60 = 57,579,426.40/x
  3. Step 3: Cross multiply
    108,597,762.40x = 162,896,643.60 × 57,579,426.40
  4. Step 4: Simplify right side
    108,597,762.40x = 9,379,495,300,973,230
  5. Step 5: Solve for x
    x = 9,379,495,300,973,230/108,597,762.40
  6. Step 6: Final answer
    x = 86,369,139.60

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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.