Home / 848,794,746.38-1,171,336,804.02-472,443,232.32

Finding the Fourth Proportional to 848,794,746.38, 1,171,336,804.02 and 472,443,232.32

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Solution

The fourth proportional to 848,794,746.38, 1,171,336,804.02 and 472,443,232.32 is: 651,971,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,794,746.38 : 1,171,336,804.02 = 472,443,232.32 : x
  2. Step 2: Convert to fraction form
    848,794,746.38/1,171,336,804.02 = 472,443,232.32/x
  3. Step 3: Cross multiply
    848,794,746.38x = 1,171,336,804.02 × 472,443,232.32
  4. Step 4: Simplify right side
    848,794,746.38x = 553,390,145,826,587,136
  5. Step 5: Solve for x
    x = 553,390,145,826,587,136/848,794,746.38
  6. Step 6: Final answer
    x = 651,971,690.67

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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.