Home / 626,913,227.48-938,323,591.02-460,872,779.48

Finding the Fourth Proportional to 626,913,227.48, 938,323,591.02 and 460,872,779.48

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Solution

The fourth proportional to 626,913,227.48, 938,323,591.02 and 460,872,779.48 is: 689,804,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,913,227.48 : 938,323,591.02 = 460,872,779.48 : x
  2. Step 2: Convert to fraction form
    626,913,227.48/938,323,591.02 = 460,872,779.48/x
  3. Step 3: Cross multiply
    626,913,227.48x = 938,323,591.02 × 460,872,779.48
  4. Step 4: Simplify right side
    626,913,227.48x = 432,447,801,445,042,176
  5. Step 5: Solve for x
    x = 432,447,801,445,042,176/626,913,227.48
  6. Step 6: Final answer
    x = 689,804,876.48

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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.