Home / 186,071,598.40-256,709,931.60-185,784,625.12

Finding the Fourth Proportional to 186,071,598.40, 256,709,931.60 and 185,784,625.12

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Solution

The fourth proportional to 186,071,598.40, 256,709,931.60 and 185,784,625.12 is: 256,314,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,071,598.40 : 256,709,931.60 = 185,784,625.12 : x
  2. Step 2: Convert to fraction form
    186,071,598.40/256,709,931.60 = 185,784,625.12/x
  3. Step 3: Cross multiply
    186,071,598.40x = 256,709,931.60 × 185,784,625.12
  4. Step 4: Simplify right side
    186,071,598.40x = 47,692,758,406,886,840
  5. Step 5: Solve for x
    x = 47,692,758,406,886,840/186,071,598.40
  6. Step 6: Final answer
    x = 256,314,014.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.