Home / 2,912,266,117.20-4,368,399,175.80-1,071,637,928.40

Finding the Fourth Proportional to 2,912,266,117.20, 4,368,399,175.80 and 1,071,637,928.40

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Solution

The fourth proportional to 2,912,266,117.20, 4,368,399,175.80 and 1,071,637,928.40 is: 1,607,456,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,266,117.20 : 4,368,399,175.80 = 1,071,637,928.40 : x
  2. Step 2: Convert to fraction form
    2,912,266,117.20/4,368,399,175.80 = 1,071,637,928.40/x
  3. Step 3: Cross multiply
    2,912,266,117.20x = 4,368,399,175.80 × 1,071,637,928.40
  4. Step 4: Simplify right side
    2,912,266,117.20x = 4,681,342,243,178,579,968
  5. Step 5: Solve for x
    x = 4,681,342,243,178,579,968/2,912,266,117.20
  6. Step 6: Final answer
    x = 1,607,456,892.60

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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.