Home / 2,988,044,364.90-4,482,066,547.35-917,762,805.30

Finding the Fourth Proportional to 2,988,044,364.90, 4,482,066,547.35 and 917,762,805.30

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Solution

The fourth proportional to 2,988,044,364.90, 4,482,066,547.35 and 917,762,805.30 is: 1,376,644,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,044,364.90 : 4,482,066,547.35 = 917,762,805.30 : x
  2. Step 2: Convert to fraction form
    2,988,044,364.90/4,482,066,547.35 = 917,762,805.30/x
  3. Step 3: Cross multiply
    2,988,044,364.90x = 4,482,066,547.35 × 917,762,805.30
  4. Step 4: Simplify right side
    2,988,044,364.90x = 4,113,473,968,037,221,376
  5. Step 5: Solve for x
    x = 4,113,473,968,037,221,376/2,988,044,364.90
  6. Step 6: Final answer
    x = 1,376,644,207.95

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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.