Home / 536,006,013.08-803,664,911.40-208,132,159.52

Finding the Fourth Proportional to 536,006,013.08, 803,664,911.40 and 208,132,159.52

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Solution

The fourth proportional to 536,006,013.08, 803,664,911.40 and 208,132,159.52 is: 312,064,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,006,013.08 : 803,664,911.40 = 208,132,159.52 : x
  2. Step 2: Convert to fraction form
    536,006,013.08/803,664,911.40 = 208,132,159.52/x
  3. Step 3: Cross multiply
    536,006,013.08x = 803,664,911.40 × 208,132,159.52
  4. Step 4: Simplify right side
    536,006,013.08x = 167,268,513,540,131,456
  5. Step 5: Solve for x
    x = 167,268,513,540,131,456/536,006,013.08
  6. Step 6: Final answer
    x = 312,064,621.40

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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.