Home / 3,117,937,148.80-4,303,307,664.56-1,865,011,847.20

Finding the Fourth Proportional to 3,117,937,148.80, 4,303,307,664.56 and 1,865,011,847.20

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Solution

The fourth proportional to 3,117,937,148.80, 4,303,307,664.56 and 1,865,011,847.20 is: 2,574,047,966.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,937,148.80 : 4,303,307,664.56 = 1,865,011,847.20 : x
  2. Step 2: Convert to fraction form
    3,117,937,148.80/4,303,307,664.56 = 1,865,011,847.20/x
  3. Step 3: Cross multiply
    3,117,937,148.80x = 4,303,307,664.56 × 1,865,011,847.20
  4. Step 4: Simplify right side
    3,117,937,148.80x = 8,025,719,776,550,964,224
  5. Step 5: Solve for x
    x = 8,025,719,776,550,964,224/3,117,937,148.80
  6. Step 6: Final answer
    x = 2,574,047,966.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.