Home / 790,141,109.19-1,090,343,595.02-432,908,396.28

Finding the Fourth Proportional to 790,141,109.19, 1,090,343,595.02 and 432,908,396.28

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Solution

The fourth proportional to 790,141,109.19, 1,090,343,595.02 and 432,908,396.28 is: 597,385,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,141,109.19 : 1,090,343,595.02 = 432,908,396.28 : x
  2. Step 2: Convert to fraction form
    790,141,109.19/1,090,343,595.02 = 432,908,396.28/x
  3. Step 3: Cross multiply
    790,141,109.19x = 1,090,343,595.02 × 432,908,396.28
  4. Step 4: Simplify right side
    790,141,109.19x = 472,018,897,112,113,472
  5. Step 5: Solve for x
    x = 472,018,897,112,113,472/790,141,109.19
  6. Step 6: Final answer
    x = 597,385,570.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.