Home / 214,676,871.60-322,015,307.40-53,118,807.60

Finding the Fourth Proportional to 214,676,871.60, 322,015,307.40 and 53,118,807.60

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Solution

The fourth proportional to 214,676,871.60, 322,015,307.40 and 53,118,807.60 is: 79,678,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,676,871.60 : 322,015,307.40 = 53,118,807.60 : x
  2. Step 2: Convert to fraction form
    214,676,871.60/322,015,307.40 = 53,118,807.60/x
  3. Step 3: Cross multiply
    214,676,871.60x = 322,015,307.40 × 53,118,807.60
  4. Step 4: Simplify right side
    214,676,871.60x = 17,105,069,158,035,456
  5. Step 5: Solve for x
    x = 17,105,069,158,035,456/214,676,871.60
  6. Step 6: Final answer
    x = 79,678,211.40

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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.