Home / 98,333,075.52-135,702,856.02-53,681,428.50

Finding the Fourth Proportional to 98,333,075.52, 135,702,856.02 and 53,681,428.50

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Solution

The fourth proportional to 98,333,075.52, 135,702,856.02 and 53,681,428.50 is: 74,082,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,333,075.52 : 135,702,856.02 = 53,681,428.50 : x
  2. Step 2: Convert to fraction form
    98,333,075.52/135,702,856.02 = 53,681,428.50/x
  3. Step 3: Cross multiply
    98,333,075.52x = 135,702,856.02 × 53,681,428.50
  4. Step 4: Simplify right side
    98,333,075.52x = 7,284,723,162,683,425
  5. Step 5: Solve for x
    x = 7,284,723,162,683,425/98,333,075.52
  6. Step 6: Final answer
    x = 74,082,124.70

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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.