Home / 357,846,538.40-536,769,807.60-266,013,533.60

Finding the Fourth Proportional to 357,846,538.40, 536,769,807.60 and 266,013,533.60

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Solution

The fourth proportional to 357,846,538.40, 536,769,807.60 and 266,013,533.60 is: 399,020,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,846,538.40 : 536,769,807.60 = 266,013,533.60 : x
  2. Step 2: Convert to fraction form
    357,846,538.40/536,769,807.60 = 266,013,533.60/x
  3. Step 3: Cross multiply
    357,846,538.40x = 536,769,807.60 × 266,013,533.60
  4. Step 4: Simplify right side
    357,846,538.40x = 142,788,033,249,468,144
  5. Step 5: Solve for x
    x = 142,788,033,249,468,144/357,846,538.40
  6. Step 6: Final answer
    x = 399,020,300.40

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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.