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Finding the Fourth Proportional to 570,710,557.60, 787,599,956.16 and 544,559,675.20

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Solution

The fourth proportional to 570,710,557.60, 787,599,956.16 and 544,559,675.20 is: 751,510,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,710,557.60 : 787,599,956.16 = 544,559,675.20 : x
  2. Step 2: Convert to fraction form
    570,710,557.60/787,599,956.16 = 544,559,675.20/x
  3. Step 3: Cross multiply
    570,710,557.60x = 787,599,956.16 × 544,559,675.20
  4. Step 4: Simplify right side
    570,710,557.60x = 428,895,176,314,023,872
  5. Step 5: Solve for x
    x = 428,895,176,314,023,872/570,710,557.60
  6. Step 6: Final answer
    x = 751,510,850.12

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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.