Home / 243,619,931.70-365,429,897.55-186,224,303.70

Finding the Fourth Proportional to 243,619,931.70, 365,429,897.55 and 186,224,303.70

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Solution

The fourth proportional to 243,619,931.70, 365,429,897.55 and 186,224,303.70 is: 279,336,455.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,619,931.70 : 365,429,897.55 = 186,224,303.70 : x
  2. Step 2: Convert to fraction form
    243,619,931.70/365,429,897.55 = 186,224,303.70/x
  3. Step 3: Cross multiply
    243,619,931.70x = 365,429,897.55 × 186,224,303.70
  4. Step 4: Simplify right side
    243,619,931.70x = 68,051,928,222,411,080
  5. Step 5: Solve for x
    x = 68,051,928,222,411,080/243,619,931.70
  6. Step 6: Final answer
    x = 279,336,455.55

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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.