Home / 1,539,118,830.75-2,123,927,084.03-834,255,678.57

Finding the Fourth Proportional to 1,539,118,830.75, 2,123,927,084.03 and 834,255,678.57

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Solution

The fourth proportional to 1,539,118,830.75, 2,123,927,084.03 and 834,255,678.57 is: 1,151,241,993.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,118,830.75 : 2,123,927,084.03 = 834,255,678.57 : x
  2. Step 2: Convert to fraction form
    1,539,118,830.75/2,123,927,084.03 = 834,255,678.57/x
  3. Step 3: Cross multiply
    1,539,118,830.75x = 2,123,927,084.03 × 834,255,678.57
  4. Step 4: Simplify right side
    1,539,118,830.75x = 1,771,898,230,720,470,784
  5. Step 5: Solve for x
    x = 1,771,898,230,720,470,784/1,539,118,830.75
  6. Step 6: Final answer
    x = 1,151,241,993.36

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1.5x scale

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.