Home / 145,594,386.36-200,925,210.96-86,106,676.59

Finding the Fourth Proportional to 145,594,386.36, 200,925,210.96 and 86,106,676.59

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Solution

The fourth proportional to 145,594,386.36, 200,925,210.96 and 86,106,676.59 is: 118,830,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,594,386.36 : 200,925,210.96 = 86,106,676.59 : x
  2. Step 2: Convert to fraction form
    145,594,386.36/200,925,210.96 = 86,106,676.59/x
  3. Step 3: Cross multiply
    145,594,386.36x = 200,925,210.96 × 86,106,676.59
  4. Step 4: Simplify right side
    145,594,386.36x = 17,301,002,158,910,244
  5. Step 5: Solve for x
    x = 17,301,002,158,910,244/145,594,386.36
  6. Step 6: Final answer
    x = 118,830,145.80

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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.