Home / 1,031,733,881.64-1,547,839,905.71-294,813,384.12

Finding the Fourth Proportional to 1,031,733,881.64, 1,547,839,905.71 and 294,813,384.12

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Solution

The fourth proportional to 1,031,733,881.64, 1,547,839,905.71 and 294,813,384.12 is: 442,288,393.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,733,881.64 : 1,547,839,905.71 = 294,813,384.12 : x
  2. Step 2: Convert to fraction form
    1,031,733,881.64/1,547,839,905.71 = 294,813,384.12/x
  3. Step 3: Cross multiply
    1,031,733,881.64x = 1,547,839,905.71 × 294,813,384.12
  4. Step 4: Simplify right side
    1,031,733,881.64x = 456,323,920,676,872,704
  5. Step 5: Solve for x
    x = 456,323,920,676,872,704/1,031,733,881.64
  6. Step 6: Final answer
    x = 442,288,393.16

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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.