Home / 1,539,118,797.89-2,123,927,038.53-834,255,645.71

Finding the Fourth Proportional to 1,539,118,797.89, 2,123,927,038.53 and 834,255,645.71

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Solution

The fourth proportional to 1,539,118,797.89, 2,123,927,038.53 and 834,255,645.71 is: 1,151,241,947.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,118,797.89 : 2,123,927,038.53 = 834,255,645.71 : x
  2. Step 2: Convert to fraction form
    1,539,118,797.89/2,123,927,038.53 = 834,255,645.71/x
  3. Step 3: Cross multiply
    1,539,118,797.89x = 2,123,927,038.53 × 834,255,645.71
  4. Step 4: Simplify right side
    1,539,118,797.89x = 1,771,898,122,959,153,664
  5. Step 5: Solve for x
    x = 1,771,898,122,959,153,664/1,539,118,797.89
  6. Step 6: Final answer
    x = 1,151,241,947.92

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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.