Home / 745,998,030.80-1,117,802,652.60-472,880,027.60

Finding the Fourth Proportional to 745,998,030.80, 1,117,802,652.60 and 472,880,027.60

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Solution

The fourth proportional to 745,998,030.80, 1,117,802,652.60 and 472,880,027.60 is: 708,562,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,998,030.80 : 1,117,802,652.60 = 472,880,027.60 : x
  2. Step 2: Convert to fraction form
    745,998,030.80/1,117,802,652.60 = 472,880,027.60/x
  3. Step 3: Cross multiply
    745,998,030.80x = 1,117,802,652.60 × 472,880,027.60
  4. Step 4: Simplify right side
    745,998,030.80x = 528,586,549,212,841,216
  5. Step 5: Solve for x
    x = 528,586,549,212,841,216/745,998,030.80
  6. Step 6: Final answer
    x = 708,562,928.30

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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.