Home / 1,113,574,880.60-1,671,318,914.70-492,745,504.40

Finding the Fourth Proportional to 1,113,574,880.60, 1,671,318,914.70 and 492,745,504.40

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Solution

The fourth proportional to 1,113,574,880.60, 1,671,318,914.70 and 492,745,504.40 is: 739,541,539.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,574,880.60 : 1,671,318,914.70 = 492,745,504.40 : x
  2. Step 2: Convert to fraction form
    1,113,574,880.60/1,671,318,914.70 = 492,745,504.40/x
  3. Step 3: Cross multiply
    1,113,574,880.60x = 1,671,318,914.70 × 492,745,504.40
  4. Step 4: Simplify right side
    1,113,574,880.60x = 823,534,881,637,112,064
  5. Step 5: Solve for x
    x = 823,534,881,637,112,064/1,113,574,880.60
  6. Step 6: Final answer
    x = 739,541,539.58

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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.