Home / 788,941,610.20-1,183,412,415.30-358,120,106.20

Finding the Fourth Proportional to 788,941,610.20, 1,183,412,415.30 and 358,120,106.20

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Solution

The fourth proportional to 788,941,610.20, 1,183,412,415.30 and 358,120,106.20 is: 537,180,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,941,610.20 : 1,183,412,415.30 = 358,120,106.20 : x
  2. Step 2: Convert to fraction form
    788,941,610.20/1,183,412,415.30 = 358,120,106.20/x
  3. Step 3: Cross multiply
    788,941,610.20x = 1,183,412,415.30 × 358,120,106.20
  4. Step 4: Simplify right side
    788,941,610.20x = 423,803,779,845,634,496
  5. Step 5: Solve for x
    x = 423,803,779,845,634,496/788,941,610.20
  6. Step 6: Final answer
    x = 537,180,159.30

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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.