Home / 10,891,417,888.32-16,341,878,785.84-3,813,980,468.40

Finding the Fourth Proportional to 10,891,417,888.32, 16,341,878,785.84 and 3,813,980,468.40

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Solution

The fourth proportional to 10,891,417,888.32, 16,341,878,785.84 and 3,813,980,468.40 is: 5,722,634,751.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,417,888.32 : 16,341,878,785.84 = 3,813,980,468.40 : x
  2. Step 2: Convert to fraction form
    10,891,417,888.32/16,341,878,785.84 = 3,813,980,468.40/x
  3. Step 3: Cross multiply
    10,891,417,888.32x = 16,341,878,785.84 × 3,813,980,468.40
  4. Step 4: Simplify right side
    10,891,417,888.32x = 62,327,606,506,154,065,920
  5. Step 5: Solve for x
    x = 62,327,606,506,154,065,920/10,891,417,888.32
  6. Step 6: Final answer
    x = 5,722,634,751.99

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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.