Home / 10,602,578,400.30-15,903,867,600.45-7,663,922,246.70

Finding the Fourth Proportional to 10,602,578,400.30, 15,903,867,600.45 and 7,663,922,246.70

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Solution

The fourth proportional to 10,602,578,400.30, 15,903,867,600.45 and 7,663,922,246.70 is: 11,495,883,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602,578,400.30 : 15,903,867,600.45 = 7,663,922,246.70 : x
  2. Step 2: Convert to fraction form
    10,602,578,400.30/15,903,867,600.45 = 7,663,922,246.70/x
  3. Step 3: Cross multiply
    10,602,578,400.30x = 15,903,867,600.45 × 7,663,922,246.70
  4. Step 4: Simplify right side
    10,602,578,400.30x = 121,886,004,711,660,109,824
  5. Step 5: Solve for x
    x = 121,886,004,711,660,109,824/10,602,578,400.30
  6. Step 6: Final answer
    x = 11,495,883,370.05

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1.5x scale

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.