Home / 834,852,445.72-1,152,202,663.02-504,829,946.68

Finding the Fourth Proportional to 834,852,445.72, 1,152,202,663.02 and 504,829,946.68

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Solution

The fourth proportional to 834,852,445.72, 1,152,202,663.02 and 504,829,946.68 is: 696,729,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,852,445.72 : 1,152,202,663.02 = 504,829,946.68 : x
  2. Step 2: Convert to fraction form
    834,852,445.72/1,152,202,663.02 = 504,829,946.68/x
  3. Step 3: Cross multiply
    834,852,445.72x = 1,152,202,663.02 × 504,829,946.68
  4. Step 4: Simplify right side
    834,852,445.72x = 581,666,408,936,940,544
  5. Step 5: Solve for x
    x = 581,666,408,936,940,544/834,852,445.72
  6. Step 6: Final answer
    x = 696,729,598.05

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Double scale
Find fourth proportional to 834,852,446.72, 1,152,202,664.40 and 504,829,947.68
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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.