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Finding the Fourth Proportional to 160,402,485.60, 240,603,728.40 and 58,169,858.40

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Solution

The fourth proportional to 160,402,485.60, 240,603,728.40 and 58,169,858.40 is: 87,254,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,402,485.60 : 240,603,728.40 = 58,169,858.40 : x
  2. Step 2: Convert to fraction form
    160,402,485.60/240,603,728.40 = 58,169,858.40/x
  3. Step 3: Cross multiply
    160,402,485.60x = 240,603,728.40 × 58,169,858.40
  4. Step 4: Simplify right side
    160,402,485.60x = 13,995,884,811,540,058
  5. Step 5: Solve for x
    x = 13,995,884,811,540,058/160,402,485.60
  6. Step 6: Final answer
    x = 87,254,787.60

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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.