Home / 356,721,014,266.40-535,081,521,399.60-144,586,773,178.40

Finding the Fourth Proportional to 356,721,014,266.40, 535,081,521,399.60 and 144,586,773,178.40

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Solution

The fourth proportional to 356,721,014,266.40, 535,081,521,399.60 and 144,586,773,178.40 is: 216,880,159,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,721,014,266.40 : 535,081,521,399.60 = 144,586,773,178.40 : x
  2. Step 2: Convert to fraction form
    356,721,014,266.40/535,081,521,399.60 = 144,586,773,178.40/x
  3. Step 3: Cross multiply
    356,721,014,266.40x = 535,081,521,399.60 × 144,586,773,178.40
  4. Step 4: Simplify right side
    356,721,014,266.40x = 77,365,710,566,557,151,657,984
  5. Step 5: Solve for x
    x = 77,365,710,566,557,151,657,984/356,721,014,266.40
  6. Step 6: Final answer
    x = 216,880,159,767.60

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1.5x scale

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.