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Finding the Fourth Proportional to 758,328,006.60, 1,137,492,009.90 and 670,652,051.40

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Solution

The fourth proportional to 758,328,006.60, 1,137,492,009.90 and 670,652,051.40 is: 1,005,978,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,328,006.60 : 1,137,492,009.90 = 670,652,051.40 : x
  2. Step 2: Convert to fraction form
    758,328,006.60/1,137,492,009.90 = 670,652,051.40/x
  3. Step 3: Cross multiply
    758,328,006.60x = 1,137,492,009.90 × 670,652,051.40
  4. Step 4: Simplify right side
    758,328,006.60x = 762,861,349,890,544,128
  5. Step 5: Solve for x
    x = 762,861,349,890,544,128/758,328,006.60
  6. Step 6: Final answer
    x = 1,005,978,077.10

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