Home / 931,176,240.48-1,285,054,233.75-507,813,001.02

Finding the Fourth Proportional to 931,176,240.48, 1,285,054,233.75 and 507,813,001.02

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Solution

The fourth proportional to 931,176,240.48, 1,285,054,233.75 and 507,813,001.02 is: 700,798,859.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,176,240.48 : 1,285,054,233.75 = 507,813,001.02 : x
  2. Step 2: Convert to fraction form
    931,176,240.48/1,285,054,233.75 = 507,813,001.02/x
  3. Step 3: Cross multiply
    931,176,240.48x = 1,285,054,233.75 × 507,813,001.02
  4. Step 4: Simplify right side
    931,176,240.48x = 652,567,246,914,044,032
  5. Step 5: Solve for x
    x = 652,567,246,914,044,032/931,176,240.48
  6. Step 6: Final answer
    x = 700,798,859.06

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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.