Home / 28,627,718,030.77-42,927,210,203.01-16,679,831,575.21

Finding the Fourth Proportional to 28,627,718,030.77, 42,927,210,203.01 and 16,679,831,575.21

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Solution

The fourth proportional to 28,627,718,030.77, 42,927,210,203.01 and 16,679,831,575.21 is: 25,011,376,576.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,627,718,030.77 : 42,927,210,203.01 = 16,679,831,575.21 : x
  2. Step 2: Convert to fraction form
    28,627,718,030.77/42,927,210,203.01 = 16,679,831,575.21/x
  3. Step 3: Cross multiply
    28,627,718,030.77x = 42,927,210,203.01 × 16,679,831,575.21
  4. Step 4: Simplify right side
    28,627,718,030.77x = 716,018,636,179,843,055,616
  5. Step 5: Solve for x
    x = 716,018,636,179,843,055,616/28,627,718,030.77
  6. Step 6: Final answer
    x = 25,011,376,576.03

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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.