Home / 30,124,574,145.88-41,570,663,963.92-16,391,424,106.67

Finding the Fourth Proportional to 30,124,574,145.88, 41,570,663,963.92 and 16,391,424,106.67

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Solution

The fourth proportional to 30,124,574,145.88, 41,570,663,963.92 and 16,391,424,106.67 is: 22,619,486,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124,574,145.88 : 41,570,663,963.92 = 16,391,424,106.67 : x
  2. Step 2: Convert to fraction form
    30,124,574,145.88/41,570,663,963.92 = 16,391,424,106.67/x
  3. Step 3: Cross multiply
    30,124,574,145.88x = 41,570,663,963.92 × 16,391,424,106.67
  4. Step 4: Simplify right side
    30,124,574,145.88x = 681,402,383,428,219,174,912
  5. Step 5: Solve for x
    x = 681,402,383,428,219,174,912/30,124,574,145.88
  6. Step 6: Final answer
    x = 22,619,486,009.28

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1.5x scale

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.