Home / 151,946,547.08-209,758,539.60-101,797,117.11

Finding the Fourth Proportional to 151,946,547.08, 209,758,539.60 and 101,797,117.11

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Solution

The fourth proportional to 151,946,547.08, 209,758,539.60 and 101,797,117.11 is: 140,528,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,946,547.08 : 209,758,539.60 = 101,797,117.11 : x
  2. Step 2: Convert to fraction form
    151,946,547.08/209,758,539.60 = 101,797,117.11/x
  3. Step 3: Cross multiply
    151,946,547.08x = 209,758,539.60 × 101,797,117.11
  4. Step 4: Simplify right side
    151,946,547.08x = 21,352,814,620,483,772
  5. Step 5: Solve for x
    x = 21,352,814,620,483,772/151,946,547.08
  6. Step 6: Final answer
    x = 140,528,462.35

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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.