Home / 1,005,860,326,130.30-1,388,080,188,699.60-549,118,810,084.02

Finding the Fourth Proportional to 1,005,860,326,130.30, 1,388,080,188,699.60 and 549,118,810,084.02

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Solution

The fourth proportional to 1,005,860,326,130.30, 1,388,080,188,699.60 and 549,118,810,084.02 is: 757,780,102,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,860,326,130.30 : 1,388,080,188,699.60 = 549,118,810,084.02 : x
  2. Step 2: Convert to fraction form
    1,005,860,326,130.30/1,388,080,188,699.60 = 549,118,810,084.02/x
  3. Step 3: Cross multiply
    1,005,860,326,130.30x = 1,388,080,188,699.60 × 549,118,810,084.02
  4. Step 4: Simplify right side
    1,005,860,326,130.30x = 762,220,941,519,926,329,344,000
  5. Step 5: Solve for x
    x = 762,220,941,519,926,329,344,000/1,005,860,326,130.30
  6. Step 6: Final answer
    x = 757,780,102,981.40

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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.