Home / 74,868,851.01-112,303,125.91-70,312,846.14

Finding the Fourth Proportional to 74,868,851.01, 112,303,125.91 and 70,312,846.14

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Solution

The fourth proportional to 74,868,851.01, 112,303,125.91 and 70,312,846.14 is: 105,469,127.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,868,851.01 : 112,303,125.91 = 70,312,846.14 : x
  2. Step 2: Convert to fraction form
    74,868,851.01/112,303,125.91 = 70,312,846.14/x
  3. Step 3: Cross multiply
    74,868,851.01x = 112,303,125.91 × 70,312,846.14
  4. Step 4: Simplify right side
    74,868,851.01x = 7,896,352,412,975,095
  5. Step 5: Solve for x
    x = 7,896,352,412,975,095/74,868,851.01
  6. Step 6: Final answer
    x = 105,469,127.77

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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.