Home / 74,896,353,378.10-112,333,178,854.38-20,383,963,038.50

Finding the Fourth Proportional to 74,896,353,378.10, 112,333,178,854.38 and 20,383,963,038.50

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Solution

The fourth proportional to 74,896,353,378.10, 112,333,178,854.38 and 20,383,963,038.50 is: 30,572,855,185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896,353,378.10 : 112,333,178,854.38 = 20,383,963,038.50 : x
  2. Step 2: Convert to fraction form
    74,896,353,378.10/112,333,178,854.38 = 20,383,963,038.50/x
  3. Step 3: Cross multiply
    74,896,353,378.10x = 112,333,178,854.38 × 20,383,963,038.50
  4. Step 4: Simplify right side
    74,896,353,378.10x = 2,289,795,365,764,329,897,984
  5. Step 5: Solve for x
    x = 2,289,795,365,764,329,897,984/74,896,353,378.10
  6. Step 6: Final answer
    x = 30,572,855,185.68

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1.5x scale

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.