Home / 56,710,352.40-85,065,528.60-53,724,368.40

Finding the Fourth Proportional to 56,710,352.40, 85,065,528.60 and 53,724,368.40

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Solution

The fourth proportional to 56,710,352.40, 85,065,528.60 and 53,724,368.40 is: 80,586,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710,352.40 : 85,065,528.60 = 53,724,368.40 : x
  2. Step 2: Convert to fraction form
    56,710,352.40/85,065,528.60 = 53,724,368.40/x
  3. Step 3: Cross multiply
    56,710,352.40x = 85,065,528.60 × 53,724,368.40
  4. Step 4: Simplify right side
    56,710,352.40x = 4,570,091,796,647,136
  5. Step 5: Solve for x
    x = 4,570,091,796,647,136/56,710,352.40
  6. Step 6: Final answer
    x = 80,586,552.60

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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.