Home / 708,674,298.40-1,063,011,447.60-651,343,405.60

Finding the Fourth Proportional to 708,674,298.40, 1,063,011,447.60 and 651,343,405.60

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Solution

The fourth proportional to 708,674,298.40, 1,063,011,447.60 and 651,343,405.60 is: 977,015,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,674,298.40 : 1,063,011,447.60 = 651,343,405.60 : x
  2. Step 2: Convert to fraction form
    708,674,298.40/1,063,011,447.60 = 651,343,405.60/x
  3. Step 3: Cross multiply
    708,674,298.40x = 1,063,011,447.60 × 651,343,405.60
  4. Step 4: Simplify right side
    708,674,298.40x = 692,385,496,471,570,048
  5. Step 5: Solve for x
    x = 692,385,496,471,570,048/708,674,298.40
  6. Step 6: Final answer
    x = 977,015,108.40

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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.