Home / 140,276,033,460.04-210,300,817,080.35-128,953,326,025.18

Finding the Fourth Proportional to 140,276,033,460.04, 210,300,817,080.35 and 128,953,326,025.18

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Solution

The fourth proportional to 140,276,033,460.04, 210,300,817,080.35 and 128,953,326,025.18 is: 193,325,895,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,276,033,460.04 : 210,300,817,080.35 = 128,953,326,025.18 : x
  2. Step 2: Convert to fraction form
    140,276,033,460.04/210,300,817,080.35 = 128,953,326,025.18/x
  3. Step 3: Cross multiply
    140,276,033,460.04x = 210,300,817,080.35 × 128,953,326,025.18
  4. Step 4: Simplify right side
    140,276,033,460.04x = 27,118,989,828,324,115,611,648
  5. Step 5: Solve for x
    x = 27,118,989,828,324,115,611,648/140,276,033,460.04
  6. Step 6: Final answer
    x = 193,325,895,802.79

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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.