Home / 2,989,359,010.80-4,484,038,516.20-2,009,806,959.60

Finding the Fourth Proportional to 2,989,359,010.80, 4,484,038,516.20 and 2,009,806,959.60

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Solution

The fourth proportional to 2,989,359,010.80, 4,484,038,516.20 and 2,009,806,959.60 is: 3,014,710,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,359,010.80 : 4,484,038,516.20 = 2,009,806,959.60 : x
  2. Step 2: Convert to fraction form
    2,989,359,010.80/4,484,038,516.20 = 2,009,806,959.60/x
  3. Step 3: Cross multiply
    2,989,359,010.80x = 4,484,038,516.20 × 2,009,806,959.60
  4. Step 4: Simplify right side
    2,989,359,010.80x = 9,012,051,816,973,216,768
  5. Step 5: Solve for x
    x = 9,012,051,816,973,216,768/2,989,359,010.80
  6. Step 6: Final answer
    x = 3,014,710,439.40

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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.