Home / 552,554,036,012.70-828,090,184,628.70-430,039,539,392.15

Finding the Fourth Proportional to 552,554,036,012.70, 828,090,184,628.70 and 430,039,539,392.15

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Solution

The fourth proportional to 552,554,036,012.70, 828,090,184,628.70 and 430,039,539,392.15 is: 644,482,708,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,554,036,012.70 : 828,090,184,628.70 = 430,039,539,392.15 : x
  2. Step 2: Convert to fraction form
    552,554,036,012.70/828,090,184,628.70 = 430,039,539,392.15/x
  3. Step 3: Cross multiply
    552,554,036,012.70x = 828,090,184,628.70 × 430,039,539,392.15
  4. Step 4: Simplify right side
    552,554,036,012.70x = 356,111,521,572,886,581,084,160
  5. Step 5: Solve for x
    x = 356,111,521,572,886,581,084,160/552,554,036,012.70
  6. Step 6: Final answer
    x = 644,482,708,230.01

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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.