Home / 70,004,807.40-105,007,211.10-63,622,266.60

Finding the Fourth Proportional to 70,004,807.40, 105,007,211.10 and 63,622,266.60

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Solution

The fourth proportional to 70,004,807.40, 105,007,211.10 and 63,622,266.60 is: 95,433,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,004,807.40 : 105,007,211.10 = 63,622,266.60 : x
  2. Step 2: Convert to fraction form
    70,004,807.40/105,007,211.10 = 63,622,266.60/x
  3. Step 3: Cross multiply
    70,004,807.40x = 105,007,211.10 × 63,622,266.60
  4. Step 4: Simplify right side
    70,004,807.40x = 6,680,796,779,526,679
  5. Step 5: Solve for x
    x = 6,680,796,779,526,679/70,004,807.40
  6. Step 6: Final answer
    x = 95,433,399.90

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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.