Home / 1,539,118,839.34-2,123,927,095.89-834,255,687.17

Finding the Fourth Proportional to 1,539,118,839.34, 2,123,927,095.89 and 834,255,687.17

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Solution

The fourth proportional to 1,539,118,839.34, 2,123,927,095.89 and 834,255,687.17 is: 1,151,242,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,118,839.34 : 2,123,927,095.89 = 834,255,687.17 : x
  2. Step 2: Convert to fraction form
    1,539,118,839.34/2,123,927,095.89 = 834,255,687.17/x
  3. Step 3: Cross multiply
    1,539,118,839.34x = 2,123,927,095.89 × 834,255,687.17
  4. Step 4: Simplify right side
    1,539,118,839.34x = 1,771,898,258,865,903,360
  5. Step 5: Solve for x
    x = 1,771,898,258,865,903,360/1,539,118,839.34
  6. Step 6: Final answer
    x = 1,151,242,005.21

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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.