Home / 936,343,497.60-1,404,515,246.40-878,947,869.60

Finding the Fourth Proportional to 936,343,497.60, 1,404,515,246.40 and 878,947,869.60

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Solution

The fourth proportional to 936,343,497.60, 1,404,515,246.40 and 878,947,869.60 is: 1,318,421,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,343,497.60 : 1,404,515,246.40 = 878,947,869.60 : x
  2. Step 2: Convert to fraction form
    936,343,497.60/1,404,515,246.40 = 878,947,869.60/x
  3. Step 3: Cross multiply
    936,343,497.60x = 1,404,515,246.40 × 878,947,869.60
  4. Step 4: Simplify right side
    936,343,497.60x = 1,234,495,683,643,999,232
  5. Step 5: Solve for x
    x = 1,234,495,683,643,999,232/936,343,497.60
  6. Step 6: Final answer
    x = 1,318,421,804.40

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1.5x scale

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.