Home / 130,458,984,428.02-180,030,576,720.21-75,528,473,916.34

Finding the Fourth Proportional to 130,458,984,428.02, 180,030,576,720.21 and 75,528,473,916.34

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Solution

The fourth proportional to 130,458,984,428.02, 180,030,576,720.21 and 75,528,473,916.34 is: 104,227,660,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,458,984,428.02 : 180,030,576,720.21 = 75,528,473,916.34 : x
  2. Step 2: Convert to fraction form
    130,458,984,428.02/180,030,576,720.21 = 75,528,473,916.34/x
  3. Step 3: Cross multiply
    130,458,984,428.02x = 180,030,576,720.21 × 75,528,473,916.34
  4. Step 4: Simplify right side
    130,458,984,428.02x = 13,597,434,717,956,026,138,624
  5. Step 5: Solve for x
    x = 13,597,434,717,956,026,138,624/130,458,984,428.02
  6. Step 6: Final answer
    x = 104,227,660,345.30

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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.