Home / 8,938,331,767.04-12,335,280,144-4,978,032,800

Finding the Fourth Proportional to 8,938,331,767.04, 12,335,280,144 and 4,978,032,800

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Solution

The fourth proportional to 8,938,331,767.04, 12,335,280,144 and 4,978,032,800 is: 6,869,898,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938,331,767.04 : 12,335,280,144 = 4,978,032,800 : x
  2. Step 2: Convert to fraction form
    8,938,331,767.04/12,335,280,144 = 4,978,032,800/x
  3. Step 3: Cross multiply
    8,938,331,767.04x = 12,335,280,144 × 4,978,032,800
  4. Step 4: Simplify right side
    8,938,331,767.04x = 61,405,429,154,020,720,640
  5. Step 5: Solve for x
    x = 61,405,429,154,020,720,640/8,938,331,767.04
  6. Step 6: Final answer
    x = 6,869,898,181.72

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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.