Home / 13,430,063,420.70-20,145,095,131.05-10,624,432,854.30

Finding the Fourth Proportional to 13,430,063,420.70, 20,145,095,131.05 and 10,624,432,854.30

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Solution

The fourth proportional to 13,430,063,420.70, 20,145,095,131.05 and 10,624,432,854.30 is: 15,936,649,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430,063,420.70 : 20,145,095,131.05 = 10,624,432,854.30 : x
  2. Step 2: Convert to fraction form
    13,430,063,420.70/20,145,095,131.05 = 10,624,432,854.30/x
  3. Step 3: Cross multiply
    13,430,063,420.70x = 20,145,095,131.05 × 10,624,432,854.30
  4. Step 4: Simplify right side
    13,430,063,420.70x = 214,030,210,563,326,574,592
  5. Step 5: Solve for x
    x = 214,030,210,563,326,574,592/13,430,063,420.70
  6. Step 6: Final answer
    x = 15,936,649,281.45

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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.