Home / 111,310,301.60-166,973,746.80-39,497,386.40

Finding the Fourth Proportional to 111,310,301.60, 166,973,746.80 and 39,497,386.40

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Solution

The fourth proportional to 111,310,301.60, 166,973,746.80 and 39,497,386.40 is: 59,249,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,310,301.60 : 166,973,746.80 = 39,497,386.40 : x
  2. Step 2: Convert to fraction form
    111,310,301.60/166,973,746.80 = 39,497,386.40/x
  3. Step 3: Cross multiply
    111,310,301.60x = 166,973,746.80 × 39,497,386.40
  4. Step 4: Simplify right side
    111,310,301.60x = 6,595,026,596,015,364
  5. Step 5: Solve for x
    x = 6,595,026,596,015,364/111,310,301.60
  6. Step 6: Final answer
    x = 59,249,022.79

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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.