Home / 370,720,541.40-556,080,812.10-98,118,864.60

Finding the Fourth Proportional to 370,720,541.40, 556,080,812.10 and 98,118,864.60

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Solution

The fourth proportional to 370,720,541.40, 556,080,812.10 and 98,118,864.60 is: 147,178,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,720,541.40 : 556,080,812.10 = 98,118,864.60 : x
  2. Step 2: Convert to fraction form
    370,720,541.40/556,080,812.10 = 98,118,864.60/x
  3. Step 3: Cross multiply
    370,720,541.40x = 556,080,812.10 × 98,118,864.60
  4. Step 4: Simplify right side
    370,720,541.40x = 54,562,017,909,097,944
  5. Step 5: Solve for x
    x = 54,562,017,909,097,944/370,720,541.40
  6. Step 6: Final answer
    x = 147,178,296.90

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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.