Finding the Fourth Proportional to 958,624,688.10, 1,437,937,032.15 and 493,720,101.30
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Solution
The fourth proportional to 958,624,688.10, 1,437,937,032.15 and 493,720,101.30 is: 740,580,151.95
Step by Step Solution
- Step 1: Write the proportion equation
958,624,688.10 : 1,437,937,032.15 = 493,720,101.30 : x - Step 2: Convert to fraction form
958,624,688.10/1,437,937,032.15 = 493,720,101.30/x - Step 3: Cross multiply
958,624,688.10x = 1,437,937,032.15 × 493,720,101.30 - Step 4: Simplify right side
958,624,688.10x = 709,938,417,176,119,424 - Step 5: Solve for x
x = 709,938,417,176,119,424/958,624,688.10 - Step 6: Final answer
x = 740,580,151.95
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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.