Home / 804,566,762,039.60-1,205,856,373,482.40-690,444,308,594.85

Finding the Fourth Proportional to 804,566,762,039.60, 1,205,856,373,482.40 and 690,444,308,594.85

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Solution

The fourth proportional to 804,566,762,039.60, 1,205,856,373,482.40 and 690,444,308,594.85 is: 1,034,813,652,931.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,566,762,039.60 : 1,205,856,373,482.40 = 690,444,308,594.85 : x
  2. Step 2: Convert to fraction form
    804,566,762,039.60/1,205,856,373,482.40 = 690,444,308,594.85/x
  3. Step 3: Cross multiply
    804,566,762,039.60x = 1,205,856,373,482.40 × 690,444,308,594.85
  4. Step 4: Simplify right side
    804,566,762,039.60x = 832,576,670,053,748,822,769,664
  5. Step 5: Solve for x
    x = 832,576,670,053,748,822,769,664/804,566,762,039.60
  6. Step 6: Final answer
    x = 1,034,813,652,931.85

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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.