Home / 679,044,687.03-1,017,527,421.60-456,893,181.63

Finding the Fourth Proportional to 679,044,687.03, 1,017,527,421.60 and 456,893,181.63

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Solution

The fourth proportional to 679,044,687.03, 1,017,527,421.60 and 456,893,181.63 is: 684,640,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,044,687.03 : 1,017,527,421.60 = 456,893,181.63 : x
  2. Step 2: Convert to fraction form
    679,044,687.03/1,017,527,421.60 = 456,893,181.63/x
  3. Step 3: Cross multiply
    679,044,687.03x = 1,017,527,421.60 × 456,893,181.63
  4. Step 4: Simplify right side
    679,044,687.03x = 464,901,341,050,594,368
  5. Step 5: Solve for x
    x = 464,901,341,050,594,368/679,044,687.03
  6. Step 6: Final answer
    x = 684,640,274.68

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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.