Home / 13,663,386,613.60-20,495,079,920.40-8,148,871,362.40

Finding the Fourth Proportional to 13,663,386,613.60, 20,495,079,920.40 and 8,148,871,362.40

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Solution

The fourth proportional to 13,663,386,613.60, 20,495,079,920.40 and 8,148,871,362.40 is: 12,223,307,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663,386,613.60 : 20,495,079,920.40 = 8,148,871,362.40 : x
  2. Step 2: Convert to fraction form
    13,663,386,613.60/20,495,079,920.40 = 8,148,871,362.40/x
  3. Step 3: Cross multiply
    13,663,386,613.60x = 20,495,079,920.40 × 8,148,871,362.40
  4. Step 4: Simplify right side
    13,663,386,613.60x = 167,011,769,833,446,834,176
  5. Step 5: Solve for x
    x = 167,011,769,833,446,834,176/13,663,386,613.60
  6. Step 6: Final answer
    x = 12,223,307,043.60

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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.