Home / 939,697,374.60-1,409,546,061.90-746,205,611.40

Finding the Fourth Proportional to 939,697,374.60, 1,409,546,061.90 and 746,205,611.40

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Solution

The fourth proportional to 939,697,374.60, 1,409,546,061.90 and 746,205,611.40 is: 1,119,308,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,697,374.60 : 1,409,546,061.90 = 746,205,611.40 : x
  2. Step 2: Convert to fraction form
    939,697,374.60/1,409,546,061.90 = 746,205,611.40/x
  3. Step 3: Cross multiply
    939,697,374.60x = 1,409,546,061.90 × 746,205,611.40
  4. Step 4: Simplify right side
    939,697,374.60x = 1,051,811,180,916,551,808
  5. Step 5: Solve for x
    x = 1,051,811,180,916,551,808/939,697,374.60
  6. Step 6: Final answer
    x = 1,119,308,417.10

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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.