Home / 3,120,437,421.60-4,306,202,602.74-1,710,711,116.34

Finding the Fourth Proportional to 3,120,437,421.60, 4,306,202,602.74 and 1,710,711,116.34

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Solution

The fourth proportional to 3,120,437,421.60, 4,306,202,602.74 and 1,710,711,116.34 is: 2,360,780,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,437,421.60 : 4,306,202,602.74 = 1,710,711,116.34 : x
  2. Step 2: Convert to fraction form
    3,120,437,421.60/4,306,202,602.74 = 1,710,711,116.34/x
  3. Step 3: Cross multiply
    3,120,437,421.60x = 4,306,202,602.74 × 1,710,711,116.34
  4. Step 4: Simplify right side
    3,120,437,421.60x = 7,366,668,661,719,558,144
  5. Step 5: Solve for x
    x = 7,366,668,661,719,558,144/3,120,437,421.60
  6. Step 6: Final answer
    x = 2,360,780,770.90

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Double scale
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1.5x scale

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.