Home / 759,607,364.70-1,139,411,047.05-708,589,028.70

Finding the Fourth Proportional to 759,607,364.70, 1,139,411,047.05 and 708,589,028.70

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Solution

The fourth proportional to 759,607,364.70, 1,139,411,047.05 and 708,589,028.70 is: 1,062,883,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,607,364.70 : 1,139,411,047.05 = 708,589,028.70 : x
  2. Step 2: Convert to fraction form
    759,607,364.70/1,139,411,047.05 = 708,589,028.70/x
  3. Step 3: Cross multiply
    759,607,364.70x = 1,139,411,047.05 × 708,589,028.70
  4. Step 4: Simplify right side
    759,607,364.70x = 807,374,167,119,209,472
  5. Step 5: Solve for x
    x = 807,374,167,119,209,472/759,607,364.70
  6. Step 6: Final answer
    x = 1,062,883,543.05

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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.