Home / 70,683,614.40-106,025,421.60-36,671,390.40

Finding the Fourth Proportional to 70,683,614.40, 106,025,421.60 and 36,671,390.40

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Solution

The fourth proportional to 70,683,614.40, 106,025,421.60 and 36,671,390.40 is: 55,007,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683,614.40 : 106,025,421.60 = 36,671,390.40 : x
  2. Step 2: Convert to fraction form
    70,683,614.40/106,025,421.60 = 36,671,390.40/x
  3. Step 3: Cross multiply
    70,683,614.40x = 106,025,421.60 × 36,671,390.40
  4. Step 4: Simplify right side
    70,683,614.40x = 3,888,099,627,818,192.50
  5. Step 5: Solve for x
    x = 3,888,099,627,818,192.50/70,683,614.40
  6. Step 6: Final answer
    x = 55,007,085.60

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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.