Home / 166,208,071.20-249,312,106.80-98,083,399.20

Finding the Fourth Proportional to 166,208,071.20, 249,312,106.80 and 98,083,399.20

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Solution

The fourth proportional to 166,208,071.20, 249,312,106.80 and 98,083,399.20 is: 147,125,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,208,071.20 : 249,312,106.80 = 98,083,399.20 : x
  2. Step 2: Convert to fraction form
    166,208,071.20/249,312,106.80 = 98,083,399.20/x
  3. Step 3: Cross multiply
    166,208,071.20x = 249,312,106.80 × 98,083,399.20
  4. Step 4: Simplify right side
    166,208,071.20x = 24,453,378,896,657,436
  5. Step 5: Solve for x
    x = 24,453,378,896,657,436/166,208,071.20
  6. Step 6: Final answer
    x = 147,125,098.80

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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.