Home / 605,202,547.40-907,803,821.10-360,314,534.60

Finding the Fourth Proportional to 605,202,547.40, 907,803,821.10 and 360,314,534.60

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Solution

The fourth proportional to 605,202,547.40, 907,803,821.10 and 360,314,534.60 is: 540,471,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,202,547.40 : 907,803,821.10 = 360,314,534.60 : x
  2. Step 2: Convert to fraction form
    605,202,547.40/907,803,821.10 = 360,314,534.60/x
  3. Step 3: Cross multiply
    605,202,547.40x = 907,803,821.10 × 360,314,534.60
  4. Step 4: Simplify right side
    605,202,547.40x = 327,094,911,307,748,160
  5. Step 5: Solve for x
    x = 327,094,911,307,748,160/605,202,547.40
  6. Step 6: Final answer
    x = 540,471,801.90

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1.5x scale

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.