Home / 42,938,355.90-64,407,533.85-42,938,355.90

Finding the Fourth Proportional to 42,938,355.90, 64,407,533.85 and 42,938,355.90

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Solution

The fourth proportional to 42,938,355.90, 64,407,533.85 and 42,938,355.90 is: 64,407,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,938,355.90 : 64,407,533.85 = 42,938,355.90 : x
  2. Step 2: Convert to fraction form
    42,938,355.90/64,407,533.85 = 42,938,355.90/x
  3. Step 3: Cross multiply
    42,938,355.90x = 64,407,533.85 × 42,938,355.90
  4. Step 4: Simplify right side
    42,938,355.90x = 2,765,553,611,092,597
  5. Step 5: Solve for x
    x = 2,765,553,611,092,597/42,938,355.90
  6. Step 6: Final answer
    x = 64,407,533.85

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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.