Home / 295,381,017.60-443,071,526.40-142,326,009.60

Finding the Fourth Proportional to 295,381,017.60, 443,071,526.40 and 142,326,009.60

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Solution

The fourth proportional to 295,381,017.60, 443,071,526.40 and 142,326,009.60 is: 213,489,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,381,017.60 : 443,071,526.40 = 142,326,009.60 : x
  2. Step 2: Convert to fraction form
    295,381,017.60/443,071,526.40 = 142,326,009.60/x
  3. Step 3: Cross multiply
    295,381,017.60x = 443,071,526.40 × 142,326,009.60
  4. Step 4: Simplify right side
    295,381,017.60x = 63,060,602,319,893,048
  5. Step 5: Solve for x
    x = 63,060,602,319,893,048/295,381,017.60
  6. Step 6: Final answer
    x = 213,489,014.40

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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.