Home / 340,119,095.60-510,178,643.40-110,111,430.80

Finding the Fourth Proportional to 340,119,095.60, 510,178,643.40 and 110,111,430.80

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Solution

The fourth proportional to 340,119,095.60, 510,178,643.40 and 110,111,430.80 is: 165,167,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,119,095.60 : 510,178,643.40 = 110,111,430.80 : x
  2. Step 2: Convert to fraction form
    340,119,095.60/510,178,643.40 = 110,111,430.80/x
  3. Step 3: Cross multiply
    340,119,095.60x = 510,178,643.40 × 110,111,430.80
  4. Step 4: Simplify right side
    340,119,095.60x = 56,176,500,388,376,976
  5. Step 5: Solve for x
    x = 56,176,500,388,376,976/340,119,095.60
  6. Step 6: Final answer
    x = 165,167,146.20

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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.