Home / 679,051,259.10-1,018,159,753.55-264,044,332.06

Finding the Fourth Proportional to 679,051,259.10, 1,018,159,753.55 and 264,044,332.06

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Solution

The fourth proportional to 679,051,259.10, 1,018,159,753.55 and 264,044,332.06 is: 395,904,298.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,051,259.10 : 1,018,159,753.55 = 264,044,332.06 : x
  2. Step 2: Convert to fraction form
    679,051,259.10/1,018,159,753.55 = 264,044,332.06/x
  3. Step 3: Cross multiply
    679,051,259.10x = 1,018,159,753.55 × 264,044,332.06
  4. Step 4: Simplify right side
    679,051,259.10x = 268,839,312,056,483,968
  5. Step 5: Solve for x
    x = 268,839,312,056,483,968/679,051,259.10
  6. Step 6: Final answer
    x = 395,904,298.02

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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.