Home / 788,803,100.60-1,088,352,705.30-510,009,155.24

Finding the Fourth Proportional to 788,803,100.60, 1,088,352,705.30 and 510,009,155.24

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Solution

The fourth proportional to 788,803,100.60, 1,088,352,705.30 and 510,009,155.24 is: 703,686,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,803,100.60 : 1,088,352,705.30 = 510,009,155.24 : x
  2. Step 2: Convert to fraction form
    788,803,100.60/1,088,352,705.30 = 510,009,155.24/x
  3. Step 3: Cross multiply
    788,803,100.60x = 1,088,352,705.30 × 510,009,155.24
  4. Step 4: Simplify right side
    788,803,100.60x = 555,069,843,833,221,632
  5. Step 5: Solve for x
    x = 555,069,843,833,221,632/788,803,100.60
  6. Step 6: Final answer
    x = 703,686,184.06

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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.