Home / 122,892,847.04-169,597,281.12-70,681,897.28

Finding the Fourth Proportional to 122,892,847.04, 169,597,281.12 and 70,681,897.28

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Solution

The fourth proportional to 122,892,847.04, 169,597,281.12 and 70,681,897.28 is: 97,543,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,892,847.04 : 169,597,281.12 = 70,681,897.28 : x
  2. Step 2: Convert to fraction form
    122,892,847.04/169,597,281.12 = 70,681,897.28/x
  3. Step 3: Cross multiply
    122,892,847.04x = 169,597,281.12 × 70,681,897.28
  4. Step 4: Simplify right side
    122,892,847.04x = 11,987,457,603,091,124
  5. Step 5: Solve for x
    x = 11,987,457,603,091,124/122,892,847.04
  6. Step 6: Final answer
    x = 97,543,981.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.