Home / 213,000,684,803.60-319,501,027,205.40-102,925,370,627.60

Finding the Fourth Proportional to 213,000,684,803.60, 319,501,027,205.40 and 102,925,370,627.60

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Solution

The fourth proportional to 213,000,684,803.60, 319,501,027,205.40 and 102,925,370,627.60 is: 154,388,055,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,000,684,803.60 : 319,501,027,205.40 = 102,925,370,627.60 : x
  2. Step 2: Convert to fraction form
    213,000,684,803.60/319,501,027,205.40 = 102,925,370,627.60/x
  3. Step 3: Cross multiply
    213,000,684,803.60x = 319,501,027,205.40 × 102,925,370,627.60
  4. Step 4: Simplify right side
    213,000,684,803.60x = 32,884,761,641,014,710,501,376
  5. Step 5: Solve for x
    x = 32,884,761,641,014,710,501,376/213,000,684,803.60
  6. Step 6: Final answer
    x = 154,388,055,941.40

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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.