Home / 840,808,035.02-1,160,292,599.28-464,456,522.98

Finding the Fourth Proportional to 840,808,035.02, 1,160,292,599.28 and 464,456,522.98

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Solution

The fourth proportional to 840,808,035.02, 1,160,292,599.28 and 464,456,522.98 is: 640,937,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,808,035.02 : 1,160,292,599.28 = 464,456,522.98 : x
  2. Step 2: Convert to fraction form
    840,808,035.02/1,160,292,599.28 = 464,456,522.98/x
  3. Step 3: Cross multiply
    840,808,035.02x = 1,160,292,599.28 × 464,456,522.98
  4. Step 4: Simplify right side
    840,808,035.02x = 538,905,466,301,015,232
  5. Step 5: Solve for x
    x = 538,905,466,301,015,232/840,808,035.02
  6. Step 6: Final answer
    x = 640,937,578.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.