Home / 5,280,397,925,840.40-7,920,596,888,760.60-1,888,454,060,547.60

Finding the Fourth Proportional to 5,280,397,925,840.40, 7,920,596,888,760.60 and 1,888,454,060,547.60

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Solution

The fourth proportional to 5,280,397,925,840.40, 7,920,596,888,760.60 and 1,888,454,060,547.60 is: 2,832,681,090,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,397,925,840.40 : 7,920,596,888,760.60 = 1,888,454,060,547.60 : x
  2. Step 2: Convert to fraction form
    5,280,397,925,840.40/7,920,596,888,760.60 = 1,888,454,060,547.60/x
  3. Step 3: Cross multiply
    5,280,397,925,840.40x = 7,920,596,888,760.60 × 1,888,454,060,547.60
  4. Step 4: Simplify right side
    5,280,397,925,840.40x = 14,957,683,356,540,642,867,019,776
  5. Step 5: Solve for x
    x = 14,957,683,356,540,642,867,019,776/5,280,397,925,840.40
  6. Step 6: Final answer
    x = 2,832,681,090,821.40

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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.