Home / 314,779,437,165.60-472,169,155,748.40-308,503,225,243.80

Finding the Fourth Proportional to 314,779,437,165.60, 472,169,155,748.40 and 308,503,225,243.80

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Solution

The fourth proportional to 314,779,437,165.60, 472,169,155,748.40 and 308,503,225,243.80 is: 462,754,837,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,779,437,165.60 : 472,169,155,748.40 = 308,503,225,243.80 : x
  2. Step 2: Convert to fraction form
    314,779,437,165.60/472,169,155,748.40 = 308,503,225,243.80/x
  3. Step 3: Cross multiply
    314,779,437,165.60x = 472,169,155,748.40 × 308,503,225,243.80
  4. Step 4: Simplify right side
    314,779,437,165.60x = 145,665,707,409,023,533,318,144
  5. Step 5: Solve for x
    x = 145,665,707,409,023,533,318,144/314,779,437,165.60
  6. Step 6: Final answer
    x = 462,754,837,865.70

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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.