Home / 15,496,852,303,336-21,386,305,879,470-8,912,353,103,574

Finding the Fourth Proportional to 15,496,852,303,336, 21,386,305,879,470 and 8,912,353,103,574

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Solution

The fourth proportional to 15,496,852,303,336, 21,386,305,879,470 and 8,912,353,103,574 is: 12,299,420,930,652.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,496,852,303,336 : 21,386,305,879,470 = 8,912,353,103,574 : x
  2. Step 2: Convert to fraction form
    15,496,852,303,336/21,386,305,879,470 = 8,912,353,103,574/x
  3. Step 3: Cross multiply
    15,496,852,303,336x = 21,386,305,879,470 × 8,912,353,103,574
  4. Step 4: Simplify right side
    15,496,852,303,336x = 190,602,309,578,877,324,008,357,888
  5. Step 5: Solve for x
    x = 190,602,309,578,877,324,008,357,888/15,496,852,303,336
  6. Step 6: Final answer
    x = 12,299,420,930,652.25

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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.