Home / 163,704,047.10-245,556,070.65-112,047,981.90

Finding the Fourth Proportional to 163,704,047.10, 245,556,070.65 and 112,047,981.90

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Solution

The fourth proportional to 163,704,047.10, 245,556,070.65 and 112,047,981.90 is: 168,071,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,704,047.10 : 245,556,070.65 = 112,047,981.90 : x
  2. Step 2: Convert to fraction form
    163,704,047.10/245,556,070.65 = 112,047,981.90/x
  3. Step 3: Cross multiply
    163,704,047.10x = 245,556,070.65 × 112,047,981.90
  4. Step 4: Simplify right side
    163,704,047.10x = 27,514,062,159,626,324
  5. Step 5: Solve for x
    x = 27,514,062,159,626,324/163,704,047.10
  6. Step 6: Final answer
    x = 168,071,972.85

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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.