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Finding the Fourth Proportional to 697,347,681.60, 1,044,134,085.60 and 546,352,737.60

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Solution

The fourth proportional to 697,347,681.60, 1,044,134,085.60 and 546,352,737.60 is: 818,050,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,347,681.60 : 1,044,134,085.60 = 546,352,737.60 : x
  2. Step 2: Convert to fraction form
    697,347,681.60/1,044,134,085.60 = 546,352,737.60/x
  3. Step 3: Cross multiply
    697,347,681.60x = 1,044,134,085.60 × 546,352,737.60
  4. Step 4: Simplify right side
    697,347,681.60x = 570,465,516,089,032,768
  5. Step 5: Solve for x
    x = 570,465,516,089,032,768/697,347,681.60
  6. Step 6: Final answer
    x = 818,050,351.56

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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.