Home / 163,728,045.60-245,592,068.40-66,633,774.90

Finding the Fourth Proportional to 163,728,045.60, 245,592,068.40 and 66,633,774.90

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Solution

The fourth proportional to 163,728,045.60, 245,592,068.40 and 66,633,774.90 is: 99,950,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,728,045.60 : 245,592,068.40 = 66,633,774.90 : x
  2. Step 2: Convert to fraction form
    163,728,045.60/245,592,068.40 = 66,633,774.90/x
  3. Step 3: Cross multiply
    163,728,045.60x = 245,592,068.40 × 66,633,774.90
  4. Step 4: Simplify right side
    163,728,045.60x = 16,364,726,602,991,004
  5. Step 5: Solve for x
    x = 16,364,726,602,991,004/163,728,045.60
  6. Step 6: Final answer
    x = 99,950,662.35

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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.