Home / 8,139,202,483.20-12,208,803,724.80-2,011,963,315.20

Finding the Fourth Proportional to 8,139,202,483.20, 12,208,803,724.80 and 2,011,963,315.20

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Solution

The fourth proportional to 8,139,202,483.20, 12,208,803,724.80 and 2,011,963,315.20 is: 3,017,944,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,202,483.20 : 12,208,803,724.80 = 2,011,963,315.20 : x
  2. Step 2: Convert to fraction form
    8,139,202,483.20/12,208,803,724.80 = 2,011,963,315.20/x
  3. Step 3: Cross multiply
    8,139,202,483.20x = 12,208,803,724.80 × 2,011,963,315.20
  4. Step 4: Simplify right side
    8,139,202,483.20x = 24,563,665,216,774,717,440
  5. Step 5: Solve for x
    x = 24,563,665,216,774,717,440/8,139,202,483.20
  6. Step 6: Final answer
    x = 3,017,944,972.80

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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.