Home / 286,275,117,547.52-395,060,855,477.76-157,813,744,060.08

Finding the Fourth Proportional to 286,275,117,547.52, 395,060,855,477.76 and 157,813,744,060.08

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Solution

The fourth proportional to 286,275,117,547.52, 395,060,855,477.76 and 157,813,744,060.08 is: 217,783,624,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,275,117,547.52 : 395,060,855,477.76 = 157,813,744,060.08 : x
  2. Step 2: Convert to fraction form
    286,275,117,547.52/395,060,855,477.76 = 157,813,744,060.08/x
  3. Step 3: Cross multiply
    286,275,117,547.52x = 395,060,855,477.76 × 157,813,744,060.08
  4. Step 4: Simplify right side
    286,275,117,547.52x = 62,346,032,734,523,466,186,752
  5. Step 5: Solve for x
    x = 62,346,032,734,523,466,186,752/286,275,117,547.52
  6. Step 6: Final answer
    x = 217,783,624,607.80

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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.